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Lighthouse Mobile

· 0 checks — Mobile Lighthouse audit -- Performance, Accessibility, Best Practices, and SEO category breakdown.
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Detailed Report

Audit breakdown by category with detailed findings.

25

Performance

Insights

Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Polyfills and transforms enable older browsers to use new JavaScript features. However, many aren't necessary for modern browsers. Consider modifying your JavaScript build process to not transpile Baseline features, unless you know you must support older browsers. Learn why most sites can deploy ES6+ code without transpiling

Why this matters

Performance issues directly impact user engagement and conversion rates.

3rd party code can significantly impact load performance. Reduce and defer loading of 3rd party code to prioritize your page's content.

Why this matters

Performance issues directly impact user engagement and conversion rates.

A long cache lifetime can speed up repeat visits to your page. Learn more about caching.

Why this matters

Performance issues directly impact user engagement and conversion rates.

RequestCache TTLTransfer Size
s.ntv.io/serve/load.js3600.0 s251.1 KiB
a.pub.network/nationalreview-com/prebid.js1800.0 s190.8 KiB
html-load.cc/script/d3d3Lm5hdGlvbmFscmV2aWV3LmNvbQ.js300.0 s129.8 KiB
a.pub.network/nationalreview-com/pubfig.engine.js1800.0 s138.4 KiB
a.pub.network/nationalreview-com/pubfig.engine.mobile.js1800.0 s138.3 KiB
connect.facebook.net/en_US/fbevents.js1200.0 s96.6 KiB
/files/instibid/0c41544c-29f9-4780-aec0-693eebfe42cf/2009...86400.0 s190.1 KiB
c.amazon-adsystem.com/aax2/apstag.js3600.0 s91.0 KiB
/pagead/managed/js/activeview/current/ufs_web_display.js3600.0 s73.1 KiB
/pagead/managed/js/activeview/current/ufs_web_display.js3600.0 s73.1 KiB
ak.sail-horizon.com/spm/spm.v1.min.js600.0 s48.1 KiB
/signals/config/1626507807583041?v=2.9.303&r=stable&domai...1200.0 s46.1 KiB
/scripts/b16dc745cc9b8e4a07b28efe47ab1457979fe7086f074ee6...3600.0 s45.3 KiB
btloader.com/tag?o=5714937848528896&upapi=true300.0 s30.6 KiB
cdn.id5-sync.com/api/1.0/esp.js3600.0 s34.6 KiB
cdn.id5-sync.com/api/1.0/id5-api.js3600.0 s34.4 KiB
a.pub.network/nationalreview-com/pubfig.min.js1800.0 s26.3 KiB
auth.instiengage.com/auth/authIframe.js?v=1300.0 s22.3 KiB
secure.cdn.fastclick.net/js/pubcid/latest/pubcid.min.js900.0 s21.7 KiB
b-code.liadm.com/a-0316.min.js86400.0 s46.4 KiB
/pagead/managed/js/adsense/m202604200101/show_ads_impl_fy...1209600.0 s177.5 KiB
www.google-analytics.com/analytics.js7200.0 s20.9 KiB
/signals/config/4040175409576706?v=2.9.303&r=stable&domai...1200.0 s16.0 KiB
cdn.onesignal.com/sdks/OneSignalPageSDKES6.js?v=151607259200.0 s68.6 KiB
csync.smartadserver.com/rtb/csync/CookieSync.min.js3600.0 s16.4 KiB
ep2.adtrafficquality.google/sodar/VFc2VJAc.js3000.0 s14.0 KiB
d3lcz8vpax4lo2.cloudfront.net/ads-code/0c41544c-29f9-4780-aec0-693eebfe42cf.js60.0 s10.4 KiB
/product-loader-code/0c41544c-29f9-4780-aec0-693eebfe42cf.js3600.0 s9.8 KiB
onesignal.com/sdks/OneSignalSDKStyles.css?v=23600.0 s9.4 KiB
p.ad.gt/api/v1/p/47414400.0 s10.4 KiB
freestar.solutions.cdn.optable.co/public-assets/freestar-sdk.js86400.0 s16.6 KiB
static.chartbeat.com/js/chartbeat.js86400.0 s16.1 KiB
csync.smartadserver.com/rtb/csync/TemplatePool.min.js3600.0 s7.8 KiB
eus.rubiconproject.com/usync.js45981.0 s11.5 KiB
config.aps.amazon-adsystem.com/configs/0ab198dd-b265-462a-ae36-74e163ad61593600.0 s6.8 KiB
tags.crwdcntrl.net/lt/c/16576/sync.min.js86400.0 s13.1 KiB
a.pub.network/core/prebid-universal-creative.js86400.0 s10.1 KiB
static.chartbeat.com/js/chartbeat_mab.js86400.0 s10.1 KiB
a.ad.gt/api/v1/u/matches/474?_it=prebid7200.0 s4.5 KiB
ced-ns.sascdn.com/diff/js/modules/cmp.js86400.0 s7.3 KiB
sb.scorecardresearch.com/beacon.js86400.0 s6.8 KiB
core-commenting.instiengage.com/core-commenting/loader.js300.0 s2.3 KiB
ads.pubmatic.com/AdServer/js/userSync.js48928.0 s3.9 KiB
/hadron.js?url=https%3A%2F%2Fwww.nationalreview.com%2F&re...432000.0 s12.4 KiB
cdn.hadronid.net/hadron.js?partner_id=474&_it=prebid432000.0 s12.3 KiB
/api/v1/sync/1398e2b0-b596-49ff-ac1e-101402b1a3d0/web?cal...3600.0 s2.2 KiB
cdn-ima.33across.com/ima.js259200.0 s6.9 KiB
id5-sync.com/c/882/0/8/1.gif?gdpr=0&gdpr_consent=&us_privacy=0.0 ms1.0 KiB
/c/441/441/9/1.gif?puid=u_b0c22c67-1e6c-4906-8f62-1812626...0.0 ms1.0 KiB
/c/441/441/9/1.gif?puid=u_67dc755a-f227-4d82-a962-e72e721...0.0 ms1.0 KiB
/c/441/441/9/1.gif?puid=u_bc4aa196-188c-4bcb-9352-7c2e128...0.0 ms1.0 KiB
/c/441/441/9/1.gif?puid=u_0e382dc8-ae1d-4677-bec0-d45f630...0.0 ms1.0 KiB
/c/441/441/9/1.gif?puid=u_43d09b5c-f514-4483-93a7-808ed35...0.0 ms1.0 KiB
/c/441/441/9/1.gif?puid=u_597099f5-d3d2-46be-a741-c4d8046...0.0 ms1.0 KiB
/c/441/441/9/1.gif?puid=u_669a872a-c2f5-46a8-869c-cf3e015...0.0 ms1.0 KiB
/c/441/441/9/1.gif?puid=u_bc8f1071-d6d1-4304-89e1-621e4cb...0.0 ms1.0 KiB
/pagead/js/r20260420/r20110914/client/qs_click_protection...1209600.0 s8.9 KiB
tpc.googlesyndication.com/pagead/js/r20260420/r20110914/abg_lite_fy2021.js1209600.0 s8.7 KiB
a.pub.network/core/imgs/freestar_close_button.svg3600.0 s1.1 KiB
pagead2.googlesyndication.com/pagead/js/r20260420/r20110914/abg_lite_fy2021.js1209600.0 s8.4 KiB
cdn.onesignal.com/sdks/OneSignalSDK.js?ver=1.0.0259200.0 s3.6 KiB
s.seedtag.com/cs/cookiesync/opera?channeluid=OPU75a996438dbb43edbf0acf6427a48bad0.0 ms626 B
s.seedtag.com/cs/cookiesync/opera?channeluid=OPUd0ab43d8b97440be8c52e963da2b38500.0 ms625 B
s.seedtag.com/cs/cookiesync/opera?channeluid=OPU8c0af1177f1747f1a82f1e4531d960f50.0 ms625 B
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sli.nationalreview.com/baker?dtstmp=17768087523420.0 ms543 B
/cookie?redirect_url=https%3A%2F%2Fs.seedtag.com%2Fcs%2Fc...0.0 ms520 B
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/cookie?redirect_url=https%3A%2F%2Fmeasureadv.com%2FuserB...0.0 ms519 B
/cookie?redirect_url=https%3A%2F%2Fs.seedtag.com%2Fcs%2Fc...0.0 ms519 B
/cookie?redirect_url=https%3A%2F%2Fs.seedtag.com%2Fcs%2Fc...0.0 ms519 B
rules.quantcount.com/rules-p-d31SANSt_8eN3.js3600.0 s642 B
a.pub.network/core/imgs/1.png?x=2026-04-21T21%3A59%3A12.5373600.0 s642 B
a.pub.network/core/imgs/1.png?x=2026-04-21T21%3A59%3A13.6693600.0 s642 B
sync.cootlogix.com/api/cookie?partnerId=rubiconut&userId=MO9621XI-1A-4FQ20.0 ms496 B
/cookie?redirect_url=https%3A%2F%2Fcs-server-s2s.yellowbl...0.0 ms474 B
/cookie?redirect_url=https%3A%2F%2Fcs.yellowblue.io%2Fcs%...0.0 ms474 B
/usersync/seedtag?cb=https%3A%2F%2Fs.seedtag.com%2Fcs%2Fc...0.0 ms405 B
/usersync/adyoulike/?cb=https%3A%2F%2Fvisitor.us-east4.gc...0.0 ms405 B
/usersync/adyoulike/?cb=https%3A%2F%2Fcs.openwebmp.com%2F...0.0 ms405 B
/usersync/ogury/?cb=https%3A%2F%2Fms-cookie-sync.presage....0.0 ms405 B
/usersync/gumgum/?cb=https%3A%2F%2Fusersync.gumgum.com%2F...0.0 ms405 B
/usersync/seedtag?cb=https%3A%2F%2Fs.seedtag.com%2Fcs%2Fc...0.0 ms405 B
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cs.openwebmp.com/cs?fwrd=1&aid=40017&id=OPTOUT0.0 ms403 B
s.seedtag.com/cs/st/s?source=HeaderBidding0.0 ms373 B
s.seedtag.com/cs/st/s?source=PrebidServer0.0 ms373 B
s.seedtag.com/cs/st/s?source=PrebidServer0.0 ms373 B
match.deepintent.com/usersync/1540.0 ms337 B
/visitor/sync?gdpr=0&gdpr_consent=&is_cookie_sync_uid=1&n...0.0 ms334 B
/pagead/js/r20260420/r20110914/elements/html/omrhp_fy2021.js1209600.0 s3.3 KiB
/visitor/sync?name=NEXXEN&ttl=720&uid=2d83d8e0fd4b9f6c365...0.0 ms333 B
/visitor/sync?gdpr=0&gdpr_consent=&is_cookie_sync_uid=1&n...0.0 ms333 B
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/visitor/sync?gdpr=0&gdpr_consent=&is_cookie_sync_uid=1&n...0.0 ms332 B
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/visitor/sync?gdpr=0&gdpr_consent=&is_cookie_sync_uid=1&n...0.0 ms332 B
/visitor/sync?gdpr=0&gdpr_consent=&is_cookie_sync_uid=1&n...0.0 ms332 B
match.deepintent.com/usersync/158?gdpr=0&gdpr_consent=0.0 ms267 B
s.seedtag.com/cs/cookiesync/sovrn?channeluid=0.0 ms266 B
/usersync/142?redir=https%3A%2F%2Fusersync.gumgum.com%2Fu...0.0 ms266 B
/cs/cookiesync/bidswitch-beachfront?channeluid=&gdpr=&gdp...0.0 ms266 B
s.seedtag.com/cs/cookiesync/sovrn?channeluid=0.0 ms266 B
s.seedtag.com/cs/cookiesync/sovrn?channeluid=0.0 ms266 B
/cs/cookiesync/bidswitch-beachfront?channeluid=&gdpr=&gdp...0.0 ms266 B
/track/cmb/generic?ttd_pid=5jrh0rv&ttd_tpi=1&gdpr=0&gdpr_...0.0 ms255 B
/track/cmb/generic?ttd_pid=8gkxb6n&ttd_tpi=1&ttd_puid=AU1...0.0 ms254 B
/track/cmb/generic?ttd_pid=tapad&ttd_tpi=1&ttd_puid=01c2b...0.0 ms254 B
/track/cmb/generic?ttd_pid=sharethrough&ttd_tpi=1&gdpr=0&...0.0 ms254 B
/track/cmb/generic?ttd_pid=tapad&ttd_tpi=1&ttd_puid=aa3f4...0.0 ms254 B
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match.deepintent.com/usersync/1540.0 ms242 B
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measureadv.com/userBackIframe?uid=4198103585451088000V10&p=80.0 ms229 B
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measureadv.com/userBack?uid=OPTOUT&p=100.0 ms229 B
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cs.yellowblue.io/cs?fwrd=1&aid=11574&id=9cb1c90ed90.0 ms25 B
cs.yellowblue.io/cs?fwrd=1&aid=115667&uid=68cc1087-710d-4b6f-89e2-ba9126a3cb690.0 ms25 B
cs.yellowblue.io/cs?fwrd=1&aid=11585&id=4198103595254799000V100.0 ms25 B
/cs?fwrd=1&aid=11592&uid=part_yRvBygkZWxvp&ev=1&us_privac...0.0 ms25 B
/cs?fwrd=1&aid=11623&rid=S8EDJwFnC&id=019db20e-119a-7059-...0.0 ms25 B
/tr/?id=1626507807583041&ev=PageView&dl=https%3A%2F%2Fwww...0.0 ms19 B
/sync?redirect=https%3A%2F%2Fads.servenobid.com%2Fsync%3F...0.0 ms17 B
/sync?redirect=https%3A%2F%2Fcs.openwebmp.com%2Fcs%3Ffwrd...0.0 ms17 B
/tr/?id=4040175409576706&ev=PageView&dl=https%3A%2F%2Fwww...0.0 ms16 B
/pagead/managed/js/adsense/m202604200101/show_ads_impl_fy...1209600.0 s0 B
csync.smartadserver.com/rtb/csync/TemplatePool.min.js3600.0 s0 B
csync.smartadserver.com/rtb/csync/TemplatePool.min.js3600.0 s0 B
/pagead/managed/js/activeview/current/ufs_web_display.js3600.0 s0 B
/pagead/managed/js/activeview/current/ufs_web_display.js3600.0 s0 B
/pagead/managed/js/activeview/current/ufs_web_display.js3600.0 s0 B
csync.smartadserver.com/rtb/csync/CookieSync.min.js3600.0 s0 B
csync.smartadserver.com/rtb/csync/CookieSync.min.js3600.0 s0 B
eus.rubiconproject.com/usync.js45981.0 s0 B
eus.rubiconproject.com/usync.js45981.0 s0 B
eus.rubiconproject.com/usync.js45981.0 s0 B
eus.rubiconproject.com/usync.js45981.0 s0 B
eus.rubiconproject.com/usync.js45981.0 s0 B
eus.rubiconproject.com/usync.js45981.0 s0 B
eus.rubiconproject.com/usync.js45981.0 s0 B
eus.rubiconproject.com/usync.js45981.0 s0 B
eus.rubiconproject.com/usync.js45981.0 s0 B
eus.rubiconproject.com/usync.js45981.0 s0 B
eus.rubiconproject.com/usync.js45981.0 s0 B
eus.rubiconproject.com/usync.js45981.0 s0 B
eus.rubiconproject.com/usync.js45981.0 s0 B
eus.rubiconproject.com/usync.js45981.0 s0 B
eus.rubiconproject.com/usync.js45981.0 s0 B
ced-ns.sascdn.com/diff/js/modules/cmp.js86400.0 s0 B
ced-ns.sascdn.com/diff/js/modules/cmp.js86400.0 s0 B
tpc.googlesyndication.com/pagead/js/r20260420/r20110914/abg_lite_fy2021.js1209600.0 s0 B
/pagead/js/r20260420/r20110914/client/window_focus_fy2021.js1209600.0 s0 B
cdn.indexww.com/ht/htw-pixel.gif?086400.0 s0 B

A forced reflow occurs when JavaScript queries geometric properties (such as offsetWidth) after styles have been invalidated by a change to the DOM state. This can result in poor performance. Learn more about forced reflows and possible mitigations.

Why this matters

Performance issues directly impact user engagement and conversion rates.

headings: [map[key:source label:Top function call valueType:source-location] map[granularity:1 key:reflowTime label:Total reflow time valueType:ms]]
items: [map[reflowTime:34.738 source:map[column:478132 line:2 type:source-location url:https://www.nationalreview.com/wp-content/themes/national-review/client/build/js/app.bundle.min.js?ver=3c0ed112b6392e6f9364 urlProvider:network]]]
headings: [map[key:source label:Source valueType:source-location] map[granularity:1 key:reflowTime label:Total reflow time valueType:ms]]
items: [map[reflowTime:34.738 source:map[column:594701 line:1 type:source-location url:https://www.nationalreview.com/wp-content/themes/national-review/client/build/js/app.bundle.min.js?ver=3c0ed112b6392e6f9364 urlProvider:network]] map[reflowTime:25.783 source:map[column:1248 line:650 type:source-location url:https://pagead2.googlesyndication.com/pagead/managed/js/adsense/m202604200101/show_ads_impl_fy2021.js?bust=31097972 urlProvider:network]] map[reflowTime:0.388 source:map[column:418 line:912 type:source-location url:https://pagead2.googlesyndication.com/pagead/managed/js/adsense/m202604200101/show_ads_impl_fy2021.js?bust=31097972 urlProvider:network]]]

Reducing the download time of images can improve the perceived load time of the page and LCP. Learn more about optimizing image size

Why this matters

Performance issues directly impact user engagement and conversion rates.

URLResource SizeEst Savings
figure.post-list-article__thumbnail > a > span > img.attachment-large figure.post-list-article__thumbnail > a > span > img.attachment-large
/www.nationalreview.com/wp-content/uploads/2026/04/YT-Thu...756.3 KiB714.3 KiB
figure.post-list-article__thumbnail > a > span > img.attachment-large figure.post-list-article__thumbnail > a > span > img.attachment-large
/www.nationalreview.com/wp-content/uploads/2026/04/YT-Thu...696.9 KiB654.9 KiB
figure.post-list-article__thumbnail > a > span > img.attachment-large figure.post-list-article__thumbnail > a > span > img.attachment-large
/www.nationalreview.com/wp-content/uploads/2026/04/SCOTUS...95.0 KiB62.9 KiB
head > link head > link
s0.2mdn.net/simgad/1062856053334507521460.7 KiB55.5 KiB
body.jar > div#google_image_div > a#aw0 > img.img_ad body.jar > div#google_image_div > a#aw0 > img.img_ad
tpc.googlesyndication.com/simgad/288596086907069389758.2 KiB46.0 KiB
figure.post-list-article__thumbnail > a > span > img.attachment-large figure.post-list-article__thumbnail > a > span > img.attachment-large
/www.nationalreview.com/wp-content/uploads/2026/04/abigai...62.0 KiB44.0 KiB
tpc.googlesyndication.com/simgad/579741703002646289525.1 KiB22.5 KiB
notification icon div#normal-slidedown > div#slidedown-body > div.slidedown-body-icon > img
img.onesignal.com/permanent/0b2eab27-1f30-4e15-a0cf-0e674aed857b9.1 KiB6.4 KiB

Optimize LCP by making the LCP image discoverable from the HTML immediately, and avoiding lazy-loading

Why this matters

Performance issues directly impact user engagement and conversion rates.

lhId: page-2-IMG
nodeLabel: figure.post-list-article__thumbnail > a > span > img.attachment-large
path: 1,HTML,1,BODY,1,DIV,4,MAIN,0,SECTION,0,DIV,1,SECTION,0,DIV,0,ARTICLE,0,FIGURE,0,A,0,SPAN,0,IMG
selector: figure.post-list-article__thumbnail > a > span > img.attachment-large
snippet: <img fetchpriority="high" width="617" height="360" src="https://i0.wp.com/www.nationalreview.com/wp-content/uploads/2026/04/SCOTUS…" class="attachment-large size-large" alt="" sizes="auto, (max-width: 617px) 100vw, 617px" decoding="async" srcset="https://i0.wp.com/www.nationalreview.com/wp-content/uploads/2026/04/SCOTUS…" pinger-seen="true">

Avoid chaining critical requests by reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load.

Why this matters

Performance issues directly impact user engagement and conversion rates.

More than 4 preconnect connections were found. These should be used sparingly and only to the most important origins.
description: [preconnect](https://developer.chrome.com/docs/lighthouse/performance/uses-rel-preconnect/) hints help the browser establish a connection earlier in the page load, saving time when the first request for that origin is made. The following are the origins that the page preconnected to.
title: Preconnected origins
description: Add [preconnect](https://developer.chrome.com/docs/lighthouse/performance/uses-rel-preconnect/) hints to your most important origins, but try to use no more than 4.
title: Preconnect candidates

Your first network request is the most important. Reduce its latency by avoiding redirects, ensuring a fast server response, and enabling text compression.

Why this matters

Performance issues directly impact user engagement and conversion rates.

HTTP/2 and HTTP/3 offer many benefits over HTTP/1.1, such as multiplexing. Learn more about using modern HTTP.

Why this matters

Performance issues directly impact user engagement and conversion rates.

URLProtocol
csync.smartadserver.com/rtb/csync/CookieSync.html?nwid=3050&dcid=3http/1.1
csync.smartadserver.com/rtb/csync/CookieSync.min.jshttp/1.1
csync.smartadserver.com/rtb/csync/TemplatePool.min.jshttp/1.1
/userIframe?gdpr=0&gdpr_consent=&p=5&redirect=https%3A%2F...http/1.1
measureadv.com/userBackIframe?uid=6490643531631814417&p=6http/1.1
measureadv.com/userBackIframe?uid=4198103585451088000V10&p=8http/1.1
measureadv.com/userBackIframe?uid=&p=9&gdpr=0http/1.1
measureadv.com/userBack?uid=OPTOUT&p=10http/1.1
/userIframe?gdpr=0&gdpr_consent=&p=2&redirect=https%3A%2F...http/1.1
/userIframe?gdpr=0&gdpr_consent=&p=2&redirect=https%3A%2F...http/1.1
measureadv.com/userBackIframe?uid=2204077067108739050&p=6http/1.1
measureadv.com/userBackIframe?uid=4198103605450919000V10&p=8http/1.1
measureadv.com/userBackIframe?uid=8957584798408894408&p=6http/1.1
measureadv.com/userBackIframe?uid=4198103605450928000V10&p=8http/1.1

Requests are blocking the page's initial render, which may delay LCP. Deferring or inlining can move these network requests out of the critical path.

Why this matters

Performance issues directly impact user engagement and conversion rates.

URLTransfer Size
/wp-content/plugins/debug-bar-searchpress/css/debug-bar-s...611 B
/wp-content/plugins/wp-page-cache-control/build/global/in...2.4 KiB

These insights are also available in the Chrome DevTools Performance Panel - record a trace to view more detailed information.

Time to Interactive is the amount of time it takes for the page to become fully interactive. Learn more about the Time to Interactive metric.

Why this matters

Performance issues directly impact user engagement and conversion rates.

TTI

The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more about the Maximum Potential First Input Delay metric.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Redirects introduce additional delays before the page can be loaded. Learn how to avoid page redirects.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Estimated savings: 757 ms
URLTime Spent
nationalreview.com/757 ms
www.nationalreview.com/0.0 ms

Diagnostics

Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. Learn how to reduce unused JavaScript.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Estimated savings: 5.6 s 2.0 MiB
URLTransfer SizeEst Savings
s.ntv.io/serve/load.js250.4 KiB191.2 KiB
/files/instibid/0c41544c-29f9-4780-aec0-693eebfe42cf/2009...189.7 KiB188.7 KiB
/files/instibid/0c41544c-29f9-4780-aec0-693eebfe42cf/2009...189.7 KiB151.8 KiB
/pagead/managed/js/adsense/m202604200101/show_ads_impl_fy...177.5 KiB136.1 KiB
/pagead/managed/js/adsense/m202604200101/show_ads_impl_fy...177.5 KiB136.0 KiB
/wp-content/themes/national-review/client/build/js/app.bu...271.8 KiB124.7 KiB
/pagead/managed/js/gpt/m202604160201/pubads_impl.js187.7 KiB91.4 KiB
www.googletagmanager.com/gtag/destination?id=G-XXXXXXXXXX&cx=c&gtm=4e64h1136.7 KiB73.0 KiB
www.googletagmanager.com/gtag/js?id=G-WN5XQDKEEX&cx=c&gtm=4e64h1173.5 KiB63.8 KiB
www.googletagmanager.com/gtm.js?id=GTM-MCWKR6166.5 KiB63.2 KiB
www.googletagmanager.com/gtag/destination?id=AW-730136540&cx=c&gtm=4e64h1137.5 KiB59.5 KiB
www.googletagmanager.com/gtag/destination?id=AW-804975272&cx=c&gtm=4e64h1134.1 KiB58.9 KiB
a.pub.network/nationalreview-com/prebid.js190.2 KiB58.7 KiB
html-load.cc/script/d3d3Lm5hdGlvbmFscmV2aWV3LmNvbQ.js89.8 KiB57.8 KiB
a10.nationalreview.com/plugin/library/54df8b7e6219025258e8bf99d6cf674675.8 KiB50.3 KiB
a.pub.network/nationalreview-com/pubfig.engine.mobile.js137.8 KiB47.0 KiB
/wp-content/themes/national-review/client/build/js/1963.4...104.5 KiB44.1 KiB
cdn.onesignal.com/sdks/OneSignalPageSDKES6.js?v=15160768.1 KiB43.1 KiB
c.amazon-adsystem.com/aax2/apstag.js90.5 KiB35.2 KiB
pagead2.googlesyndication.com/pagead/js/adsbygoogle.js54.1 KiB34.9 KiB
ak.sail-horizon.com/spm/spm.v1.min.js47.7 KiB32.5 KiB
cdn.id5-sync.com/api/1.0/esp.js34.4 KiB31.4 KiB
/pagead/managed/js/activeview/current/ufs_web_display.js73.1 KiB31.0 KiB
/pagead/managed/js/activeview/current/ufs_web_display.js73.1 KiB31.0 KiB
connect.facebook.net/en_US/fbevents.js96.5 KiB31.0 KiB
/pagead/managed/js/activeview/current/ufs_web_display.js73.1 KiB31.0 KiB
/pagead/managed/js/activeview/current/ufs_web_display.js73.1 KiB30.1 KiB
/pagead/js/adsbygoogle.js?client=ca-pub-478085303120069754.1 KiB27.3 KiB
/pagead/js/adsbygoogle.js?client=ca-pub-478085303120069754.1 KiB27.3 KiB
www.googletagservices.com/tag/js/gpt.js33.5 KiB24.1 KiB

Consider reducing the time spent parsing, compiling, and executing JS. You may find delivering smaller JS payloads helps with this. Learn how to reduce Javascript execution time.

Why this matters

Performance issues directly impact user engagement and conversion rates.

URLTotal CPU TimeScript EvaluationScript Parse
Unattributable7.8 s2.3 s0.0 ms
/scripts/b16dc745cc9b8e4a07b28efe47ab1457979fe7086f074ee6...4.5 s3.3 s462 ms
/pagead/managed/js/adsense/m202604200101/show_ads_impl_fy...2.6 s2.1 s238 ms
/wp-content/themes/national-review/client/build/js/app.bu...2.6 s1.8 s130 ms
c.amazon-adsystem.com/aax2/apstag.js2.4 s2.2 s41 ms
a.pub.network/nationalreview-com/prebid.js2.2 s2.0 s66 ms
www.nationalreview.com/2.1 s667 ms130 ms
/pagead/managed/js/gpt/m202604160201/pubads_impl.js2.0 s1.7 s71 ms
a10.nationalreview.com/script.js1.4 s1.2 s20 ms
/pagead/managed/js/activeview/current/ufs_web_display.js1.3 s1.1 s71 ms
freestar.solutions.cdn.optable.co/public-assets/freestar-sdk.js1.2 s870 ms6.0 ms
a.pub.network/nationalreview-com/pubfig.engine.mobile.js612 ms397 ms54 ms
www.googletagmanager.com/gtag/js?id=G-WN5XQDKEEX&cx=c&gtm=4e64h1610 ms538 ms64 ms
s.ntv.io/serve/load.js516 ms397 ms107 ms
/pagead/js/adsbygoogle.js?client=ca-pub-4780853031200697514 ms441 ms63 ms
/files/instibid/0c41544c-29f9-4780-aec0-693eebfe42cf/2009...465 ms219 ms217 ms
www.googletagmanager.com/gtm.js?id=GTM-MCWKR6424 ms341 ms62 ms
btloader.com/tag?o=5714937848528896&upapi=true364 ms326 ms11 ms
/wp-content/themes/national-review/client/build/js/1963.4...268 ms174 ms57 ms
www.googletagmanager.com/gtag/destination?id=AW-804975272&cx=c&gtm=4e64h1262 ms209 ms50 ms
html-load.cc/script/d3d3Lm5hdGlvbmFscmV2aWV3LmNvbQ.js261 ms200 ms53 ms
www.googletagmanager.com/gtag/destination?id=AW-730136540&cx=c&gtm=4e64h1252 ms202 ms47 ms
www.googletagmanager.com/gtag/destination?id=G-XXXXXXXXXX&cx=c&gtm=4e64h1250 ms187 ms61 ms
cdn.onesignal.com/sdks/OneSignalPageSDKES6.js?v=151607242 ms160 ms35 ms
ep2.adtrafficquality.google/sodar/sodar2.js236 ms203 ms5.6 ms
/gamera.js?ltv=1&audience=1&tpcs=1&partner=freestar&domai...226 ms200 ms13 ms
connect.facebook.net/en_US/fbevents.js183 ms138 ms43 ms
/signals/config/1626507807583041?v=2.9.303&r=stable&domai...181 ms155 ms24 ms
static.chartbeat.com/js/chartbeat.js178 ms169 ms5.9 ms
/t?ntv_mvi=&ntv_url=https%253A%252F%252Fwww.nationalrevie...151 ms49 ms1.1 ms
b-code.liadm.com/a-0316.min.js127 ms98 ms24 ms
/product-loader-code/0c41544c-29f9-4780-aec0-693eebfe42cf.js121 ms60 ms12 ms
pagead2.googlesyndication.com/pagead/js/adsbygoogle.js114 ms93 ms20 ms
securepubads.g.doubleclick.net/tag/js/gpt.js108 ms92 ms15 ms
ak.sail-horizon.com/spm/spm.v1.min.js95 ms65 ms16 ms
cdn-ima.33across.com/ima.js90 ms83 ms2.2 ms
cdn.id5-sync.com/api/1.0/id5-api.js87 ms64 ms14 ms
config.aps.amazon-adsystem.com/configs/0ab198dd-b265-462a-ae36-74e163ad615986 ms69 ms16 ms
tags.crwdcntrl.net/lt/c/16576/sync.min.js85 ms69 ms5.4 ms
a.pub.network/nationalreview-com/pubfig.min.js72 ms63 ms8.8 ms
www.google-analytics.com/analytics.js72 ms51 ms7.0 ms
nationalreview.blueconic.net/DG/DEFAULT/cs?&callback=bc_json40664 ms55 ms0.3 ms
secure.cdn.fastclick.net/js/pubcid/latest/pubcid.min.js58 ms50 ms7.7 ms
/signals/config/4040175409576706?v=2.9.303&r=stable&domai...58 ms44 ms11 ms
static.chartbeat.com/js/chartbeat_mab.js54 ms46 ms3.6 ms
tpc.googlesyndication.com/pagead/js/r20260420/r20110914/abg_lite_fy2021.js52 ms46 ms5.1 ms

Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this. Learn how to minimize main-thread work

Why this matters

Performance issues directly impact user engagement and conversion rates.

CategoryTime Spent
Script Evaluation25.5 s
Other6.5 s
Script Parsing & Compilation2.6 s
Garbage Collection1.4 s
Style & Layout1.3 s
Parse HTML & CSS562 ms
Rendering471 ms

Many navigations are performed by going back to a previous page, or forwards again. The back/forward cache (bfcache) can speed up these return navigations. Learn more about the bfcache

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failure reasonFailure type
An iframe on the page started a navigation that did not complete.Not actionable

Large network payloads cost users real money and are highly correlated with long load times. Learn how to reduce payload sizes.

Why this matters

Performance issues directly impact user engagement and conversion rates.

URLTransfer Size
/www.nationalreview.com/wp-content/uploads/2026/04/YT-Thu...756.7 KiB
/www.nationalreview.com/wp-content/uploads/2026/04/YT-Thu...697.3 KiB
/wp-content/themes/national-review/client/build/js/app.bu...272.2 KiB
s.ntv.io/serve/load.js251.1 KiB
/www.nationalreview.com/wp-content/uploads/2026/04/SCOTUS...213.3 KiB
a.pub.network/nationalreview-com/prebid.js190.8 KiB
/files/instibid/0c41544c-29f9-4780-aec0-693eebfe42cf/2009...190.1 KiB
/pagead/managed/js/gpt/m202604160201/pubads_impl.js187.7 KiB
/pagead/managed/js/adsense/m202604200101/show_ads_impl_fy...177.5 KiB
www.googletagmanager.com/gtag/js?id=G-WN5XQDKEEX&cx=c&gtm=4e64h1173.6 KiB

More information about the performance of your application. These numbers don't directly affect the Performance score.

●Layout shift culprits
●Optimize DOM size
●Font display
●LCP breakdown
●Optimize viewport for mobile
●Minify CSS
●Minify JavaScript
●Reduce unused CSS
●User Timing marks and measures 52 user timings
●Avoid long main-thread tasks 20 long tasks found
●Image elements have explicit `width` and `height`
●Network Requests
●Network Round Trip Times 380 ms
●Server Backend Latencies 230 ms
●Tasks
●Diagnostics
●Metrics
●Screenshot Thumbnails
●Final Screenshot
●Script Treemap Data
●Resources Summary
●Initial server response time was short Root document took 20 ms
●Avoid large layout shifts 3 layout shifts found
○INP breakdown
○Avoid non-composited animations
65

Accessibility

These checks highlight opportunities to improve the accessibility of your web app. Automatic detection can only detect a subset of issues and does not guarantee the accessibility of your web app, so manual testing is also encouraged.

ARIA

Some ARIA parent roles must contain specific child roles to perform their intended accessibility functions. Learn more about roles and required children elements.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
SUBSCRIBE LOGIN div#page > div.site-header__below > nav.site-header__subscribe-cta-nav > ul.site-header__subscribe-cta-menu

Some ARIA child roles must be contained by specific parent roles to properly perform their intended accessibility functions. Learn more about ARIA roles and required parent element.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
SUBSCRIBE nav.site-header__subscribe-cta-nav > ul.site-header__subscribe-cta-menu > li.site-header__subscribe-cta-menu-item > a

Focusable descendents within an `[aria-hidden="true"]` element prevent those interactive elements from being available to users of assistive technologies like screen readers. Learn how `aria-hidden` affects focusable elements.

Why this matters

Informational: a Permissions-Policy directive showing feature -> allowed origins.

Source: MDN Permissions-Policy

Failing Elements
Activists Want Fewer Animal — but More Human — Deaths by Euthanasia BY WESLEY J… div.post-list > div.flickity-viewport > div.flickity-slider > article.post-list-article
Chris Murphy Desperately Wants Democrats to Notice Him BY JIM GERAGHTY 3:38 PM div.post-list > div.flickity-viewport > div.flickity-slider > article.post-list-article
The Justices Speak Out BY NR STAFF 2:04 PM div.post-list > div.flickity-viewport > div.flickity-slider > article.post-list-article
SCIENCE & TECH Let’s Make Space Nuclear Again div.post-list > div.flickity-viewport > div.flickity-slider > div.post-list-article
REGULATORY POLICY Privatize the TSA to Avoid the Next Airport Mess div.post-list > div.flickity-viewport > div.flickity-slider > div.post-list-article
25 MILITARY Defending America div.post-list > div.flickity-viewport > div.flickity-slider > article.post-list-article
60 RUSSIA-UKRAINE CONFLICT Ukraine at War div.post-list > div.flickity-viewport > div.flickity-slider > article.post-list-article
CAPITAL RECORD Legal Reform as the Supply-Side Issue of Our Day div.post-list > div.flickity-viewport > div.flickity-slider > div.post-list-article
THE EDITORS Open or Closed? div.post-list > div.flickity-viewport > div.flickity-slider > div.post-list-article

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Contrast

Low-contrast text is difficult or impossible for many users to read. Learn how to provide sufficient color contrast.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
SUBSCRIBE nav.site-header__subscribe-cta-nav > ul.site-header__subscribe-cta-menu > li.site-header__subscribe-cta-menu-item > a
NR WEBATHON div.post-list-article__text > div.post-list-article__eyebrow > a > span
HEALTH CARE div.post-list-article__text > div.post-list-article__eyebrow > a > span
ELECTIONS div.post-list-article__text > div.post-list-article__eyebrow > a > span
VIEW MORE div.post-list > article.headline__list > div.headline__list-top > a.headline__list-view-more
3h article.headline__list > div.headline__list-posts > article.headline__list-post > span.headline-list-article__time
5h article.headline__list > div.headline__list-posts > article.headline__list-post > span.headline-list-article__time
24h article.headline__list > div.headline__list-posts > article.headline__list-post > span.headline-list-article__time
LAW & THE COURTS div.post-list-article__text > div.post-list-article__eyebrow > a > span
POLITICS & POLICY div.post-list-article__text > div.post-list-article__eyebrow > a > span
POLITICS & POLICY div.post-list-article__text > div.post-list-article__eyebrow > a > span
POLITICS & POLICY div.post-list-article__text > div.post-list-article__eyebrow > a > span
U.S. div.post-list-article__text > div.post-list-article__eyebrow > a > span
LOCKED IN div.video-slider-thumbnail > div.post-list-article__eyebrow > a > span
RICH LOWRY div.video-slider-thumbnail > div.post-list-article__eyebrow > a > span
THE EDITORS div.video-slider-thumbnail > div.post-list-article__eyebrow > a > span
CAPITAL RECORD div.video-slider-thumbnail > div.post-list-article__eyebrow > a > span
POLITICS & POLICY div.post-list-article__text > div.post-list-article__eyebrow > a > span
MEDIA div.post-list-article__text > div.post-list-article__eyebrow > a > span
VIEW MORE div.section-content__group--wrapper > footer.flex-module__footer > a.button-inline__link > span.button-text
WORLD div.post-list-article__text > div.post-list-article__eyebrow > a > span
NATIONAL SECURITY & DEFENSE div.post-list-article__text > div.post-list-article__eyebrow > a > span
VIEW MORE div.section-content__group--wrapper > footer.flex-module__footer > a.button-inline__link > span.button-text
WHITE HOUSE div.post-list-article__text > div.post-list-article__eyebrow > a > span
WHITE HOUSE div.post-list-article__text > div.post-list-article__eyebrow > a > span
VIEW MORE div.section-content__group--wrapper > footer.flex-module__footer > a.button-inline__link > span.button-text
POLITICS & POLICY div.post-list-article__text > div.post-list-article__eyebrow > a > span
LAW & THE COURTS div.post-list-article__text > div.post-list-article__eyebrow > a > span
POLITICS & POLICY div.post-list-article__text > div.post-list-article__eyebrow > a > span
POLITICS & POLICY div.post-list-article__text > div.post-list-article__eyebrow > a > span
POLITICS & POLICY div.post-list-article__text > div.post-list-article__eyebrow > a > span
LAW & THE COURTS div.post-list-article__text > div.post-list-article__eyebrow > a > span
U.S. div.post-list-article__text > div.post-list-article__eyebrow > a > span
POLITICS & POLICY div.post-list-article__text > div.post-list-article__eyebrow > a > span
ELECTIONS div.post-list-article__text > div.post-list-article__eyebrow > a > span
REGULATORY POLICY div.post-list-article__text > div.post-list-article__eyebrow > a > span
LAW & THE COURTS div.post-list-article__text > div.post-list-article__eyebrow > a > span
HEALTH CARE div.post-list-article__text > div.post-list-article__eyebrow > a > span
WORLD div.post-list-article__text > div.post-list-article__eyebrow > a > span
WHITE HOUSE div.post-list-article__text > div.post-list-article__eyebrow > a > span
POLITICS & POLICY div.post-list-article__text > div.post-list-article__eyebrow > a > span
POLITICS & POLICY div.post-list-article__text > div.post-list-article__eyebrow > a > span
POLITICS & POLICY div.post-list-article__text > div.post-list-article__eyebrow > a > span
POLITICS & POLICY div.post-list-article__text > div.post-list-article__eyebrow > a > span
VIEW MORE div.section-content__group--wrapper > footer.flex-module__footer > a.button-inline__link > span.button-text
SUBSCRIBE NOW aside.aside-module > div.aside-module__inner > div.forum__link > a
MORE IN PHOTOS aside.aside-module > div.aside-module__inner > div.widget-read-more > a
MORE IN PODCASTS aside.aside-module > div.aside-module__inner > div.widget-read-more > a
GO form.aside-newsletter__form > fieldset.aside-newsletter__group > div.aside-newsletter__wrapper > button.aside-newsletter__email-submit
IN THIS ISSUE div.magazine-subscribe-text-wrapper > div.sub-tooltip > a > span
READ NOW div.magazine-subscribe-text-wrapper > div.show-on-mobile > a.subscribe-full-width_button > span.button-text
div.site-footer__newsletter > form.form-newsletter > div.site-footer__newsletter-signup > input.footer-signup-button div.site-footer__newsletter > form.form-newsletter > div.site-footer__newsletter-signup > input.footer-signup-button

Low-contrast text is difficult or impossible for many users to read. Link text that is discernible improves the experience for users with low vision. Learn how to make links distinguishable.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
RICH LOWRY div.post-list-article__text > div.post-list-article__meta > span.post-list-article__meta-author > a.author

These are opportunities to improve the legibility of your content.

Navigation

Properly ordered headings that do not skip levels convey the semantic structure of the page, making it easier to navigate and understand when using assistive technologies. Learn more about heading order.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
section.trending-topics-bar > div.trending-topics-bar__outer > div.trending-topics-bar__inner > h3.trending-topics-bar__title section.trending-topics-bar > div.trending-topics-bar__outer > div.trending-topics-bar__inner > h3.trending-topics-bar__title

These are opportunities to improve keyboard navigation in your application.

Names and labels

Link text (and alternate text for images, when used as links) that is discernible, unique, and focusable improves the navigation experience for screen reader users. Learn how to make links accessible.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
header#masthead > div.site-header__inner > div.site-title > a header#masthead > div.site-header__inner > div.site-title > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.video-slider-thumbnail > div.video-slider-thumbnail__wrapper > figure.post-list-article__thumbnail > a div.video-slider-thumbnail > div.video-slider-thumbnail__wrapper > figure.post-list-article__thumbnail > a
div.video-slider-thumbnail > div.video-slider-thumbnail__wrapper > figure.post-list-article__thumbnail > a div.video-slider-thumbnail > div.video-slider-thumbnail__wrapper > figure.post-list-article__thumbnail > a
div.video-slider-thumbnail > div.video-slider-thumbnail__wrapper > figure.post-list-article__thumbnail > a div.video-slider-thumbnail > div.video-slider-thumbnail__wrapper > figure.post-list-article__thumbnail > a
div.video-slider-thumbnail > div.video-slider-thumbnail__wrapper > figure.post-list-article__thumbnail > a div.video-slider-thumbnail > div.video-slider-thumbnail__wrapper > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.flickity-slider > div.post-list-article > figure.post-list-article__thumbnail > a div.flickity-slider > div.post-list-article > figure.post-list-article__thumbnail > a
div.flickity-slider > div.post-list-article > figure.post-list-article__thumbnail > a div.flickity-slider > div.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a div.post-list > article.post-list-article > figure.post-list-article__thumbnail > a
div.magazine-subscribe-wrapper > div.magazine-subscribe-content > div.magazine-subscribe-image-wrapper > a div.magazine-subscribe-wrapper > div.magazine-subscribe-content > div.magazine-subscribe-image-wrapper > a

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Tables and lists

Screen readers require list items (`<li>`) to be contained within a parent `<ul>`, `<ol>` or `<menu>` to be announced properly. Learn more about proper list structure.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
SUBSCRIBE div.site-header__below > nav.site-header__subscribe-cta-nav > ul.site-header__subscribe-cta-menu > li.site-header__subscribe-cta-menu-item
LOGIN div.site-header__below > nav.site-header__subscribe-cta-nav > ul.site-header__subscribe-cta-menu > li.site-header__subscribe-cta-menu-item

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Best practices

Users do not expect a page to refresh automatically, and doing so will move focus back to the top of the page. This may create a frustrating or confusing experience. Learn more about the refresh meta tag.

Why this matters

Informational: a Permissions-Policy directive showing feature -> allowed origins.

Source: MDN Permissions-Policy

Failing Elements
head > meta head > meta

Disabling zooming is problematic for users with low vision who rely on screen magnification to properly see the contents of a web page. Learn more about the viewport meta tag.

Why this matters

Informational: a Permissions-Policy directive showing feature -> allowed origins.

Source: MDN Permissions-Policy

Failing Elements
head > meta head > meta

Touch targets with sufficient size and spacing help users who may have difficulty targeting small controls to activate the targets. Learn more about touch targets.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Failing Elements
DAN MCLAUGHLIN div.post-list-article__meta > div.article-header__meta-byline > div.article-header__meta-author-container > a.author
The Illusive Iran Deal article.post-list-article > div.post-list-article__text > h4.post-list-article__title > a
REGULATORY POLICY div.flickity-slider > div.post-list-article > div.post-list-article__eyebrow > a
CARTOONS article.post-list-article > div.post-list-article__text > div.post-list-article__eyebrow > a

These items highlight common accessibility best practices.

○Interactive controls are keyboard focusable
○Interactive elements indicate their purpose and state
○The page has a logical tab order
○Visual order on the page follows DOM order
○User focus is not accidentally trapped in a region
○The user's focus is directed to new content added to the page
○HTML5 landmark elements are used to improve navigation
○Offscreen content is hidden from assistive technology
○Custom controls have associated labels
○Custom controls have ARIA roles
●`[aria-*]` attributes match their roles
●`[aria-hidden="true"]` is not present on the document `<body>`
●`[role]`s have all required `[aria-*]` attributes
●`[role]` values are valid
●`[aria-*]` attributes have valid values
●`[aria-*]` attributes are valid and not misspelled
●Buttons have an accessible name
●Image elements have `[alt]` attributes
●Input buttons have discernible text.
●Form elements have associated labels
●ARIA attributes are used as specified for the element's role
●Elements use only permitted ARIA attributes
●Document has a `<title>` element
●`<frame>` or `<iframe>` elements have a title
●`<html>` element has a `[lang]` attribute
●`<html>` element has a valid value for its `[lang]` attribute
●Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
●No element has a `[tabindex]` value greater than 0
●Document has a main landmark.
●Deprecated ARIA roles were not used
●All heading elements contain content.
●Identical links have the same purpose.
○`[accesskey]` values are unique
○`button`, `link`, and `menuitem` elements have accessible names
○Elements with `role="dialog"` or `role="alertdialog"` have accessible names.
○ARIA input fields have accessible names
○ARIA `meter` elements have accessible names
○ARIA `progressbar` elements have accessible names
○Elements with the `role=text` attribute do not have focusable descendents.
○ARIA toggle fields have accessible names
○ARIA `tooltip` elements have accessible names
○ARIA `treeitem` elements have accessible names
○The page contains a heading, skip link, or landmark region
○`<dl>`'s contain only properly-ordered `<dt>` and `<dd>` groups, `<script>`, `<template>` or `<div>` elements.
○Definition list items are wrapped in `<dl>` elements
○ARIA IDs are unique
○No form fields have multiple labels
○`<html>` element has an `[xml:lang]` attribute with the same base language as the `[lang]` attribute.
○`<input type="image">` elements have `[alt]` text
○`<object>` elements have alternate text
○Select elements have associated label elements.
○Skip links are focusable.
○Cells in a `<table>` element that use the `[headers]` attribute refer to table cells within the same table.
○`<th>` elements and elements with `[role="columnheader"/"rowheader"]` have data cells they describe.
○`[lang]` attributes have a valid value
○`<video>` elements contain a `<track>` element with `[kind="captions"]`
○Tables have different content in the summary attribute and `<caption>`.
○Uses ARIA roles only on compatible elements
○Image elements do not have `[alt]` attributes that are redundant text.
○Elements with visible text labels have matching accessible names.
○Tables use `<caption>` instead of cells with the `[colspan]` attribute to indicate a caption.
○`<td>` elements in a large `<table>` have one or more table headers.
77

Best Practices

General

Deprecated APIs will eventually be removed from the browser. Learn more about deprecated APIs.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Deprecation / WarningSource
Topics
a.pub.network/nationalreview-com/prebid.js line 92, col 1157
SharedStorage
a10.nationalreview.com/script.js line 62, col 205
AttributionReporting
connect.facebook.net/en_US/fbevents.js line 279, col 769
Specifying overflow: visible on img, video and canvas tags may cause them to produce visual content outside of the element bounds. See https://github.com/WICG/shared-element-transitions/blob/main/debugging_overflow_on_images.md.
/pagead/managed/js/gpt/m202604160201/pubads_impl.js line 18, col 143046

Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. Learn more about this errors in console diagnostic audit

Why this matters

Performance issues directly impact user engagement and conversion rates.

SourceDescription
www.nationalreview.com/
Access to fetch at 'https://api.rlcdn.com/api/identity/envelope?pid=106' from origin 'https://www.nationalreview.com' has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is present on the requested resource.
api.rlcdn.com/api/identity/envelope?pid=106
Failed to load resource: net::ERR_FAILED
sync.search.spotxchange.com/partner?source=217545
Failed to load resource: net::ERR_NAME_NOT_RESOLVED

Source maps translate minified code to the original source code. This helps developers debug in production. In addition, Lighthouse is able to provide further insights. Consider deploying source maps to take advantage of these benefits. Learn more about source maps.

Why this matters

Performance issues directly impact user engagement and conversion rates.

URLMap URL
/wp-content/themes/national-review/client/build/js/app.bu...
www.nationalreview.com/
html-load.cc/script/d3d3Lm5hdGlvbmFscmV2aWV3LmNvbQ.jshtml-load.cc/loader.min.js.map
cdn.onesignal.com/sdks/OneSignalSDK.js?ver=1.0.0cdn.onesignal.com/sdks/OneSignalSDK.js.map
cdn.onesignal.com/sdks/OneSignalPageSDKES6.js?v=151607cdn.onesignal.com/sdks/OneSignalPageSDKES6.js.map
ak.sail-horizon.com/spm/spm.v1.min.jsak.sail-horizon.com/spm/spm.v1.min.js.map
●Uses HTTPS
●Avoids third-party cookies
●Allows users to paste into input fields
●Avoids requesting the geolocation permission on page load
●Avoids requesting the notification permission on page load
●Displays images with correct aspect ratio
●Serves images with appropriate resolution
●Page has the HTML doctype
●Properly defines charset
●No issues in the `Issues` panel in Chrome Devtools
●Ensure CSP is effective against XSS attacks
●Ensure proper origin isolation with COOP
●Mitigate DOM-based XSS with Trusted Types
●Detected JavaScript libraries
○Redirects HTTP traffic to HTTPS
○Use a strong HSTS policy
○Mitigate clickjacking with XFO or CSP
92

SEO

These checks ensure that your page is following basic search engine optimization advice. There are many additional factors Lighthouse does not score here that may affect your search ranking, including performance on Core Web Vitals. Learn more about Google Search Essentials.

Content Best Practices

Descriptive link text helps search engines understand your content. Learn how to make links more accessible.

Why this matters

Performance issues directly impact user engagement and conversion rates.

Link destinationLink Text
/search/?subtype=podcast%2Cvideo&utm_source=recirc-mobile...SEE MORE

Format your HTML in a way that enables crawlers to better understand your app’s content.

○Structured data is valid
●Page isn’t blocked from indexing
●Document has a `<title>` element
●Document has a meta description
●Page has successful HTTP status code
●Links are crawlable
●robots.txt is valid
●Image elements have `[alt]` attributes
●Document has a valid `hreflang`
●Document has a valid `rel=canonical`

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