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https://kurier.at

Performance

· 17 checks — Lighthouse + waterfall + sustainability rolled into one auditable list.
SCORE
79
GRADE
C
FIX
3
REVIEW
3
PASS
9
INFO
2

Performance-focused optimization plan with CWV assessment, top offenders, and time estimates

Mobile Desktop
51
Performance Overall performance score (0–100) based on Core Web Vitals and other metrics. 90+ is good.
91
Accessibility Measures how accessible the page is for users with disabilities. Checks color contrast, ARIA labels, and semantic HTML.
96
Best Practices Checks for modern web development best practices including HTTPS, no console errors, and secure JavaScript.
100
SEO Measures basic SEO optimizations: meta tags, crawlability, link text, and mobile friendliness.

First Contentful Paint First Contentful Paint — how long until the browser renders the first piece of content. Under 1.8s is good.

2.13 s

Largest Contentful Paint Largest Contentful Paint — how long until the largest visible element loads. Under 2.5s is good.

8.09 s

Total Blocking Time Total Blocking Time — total time the main thread was blocked, preventing user input. Under 200ms is good.

966 ms

Cumulative Layout Shift Cumulative Layout Shift — measures visual stability. How much the page layout shifts during loading. Under 0.1 is good.

0.003

Speed Index Speed Index — how quickly content is visually displayed during load. Under 3.4s is good.

2.88 s

Time to Interactive Time to Interactive — how long until the page is fully interactive and responds to user input. Under 3.8s is good.

9.23 s

Page Load Progression

375 ms
750 ms
1.1 s
1.5 s
1.9 s
2.2 s
2.6 s
3.0 s
Checks
17
9 PASS 3 REVIEW 3 FIX
D
Third-Party Impact
Action
75% third-party, 0 ms blocking
FIX
75% third-party, 0 ms blocking
Warning::
Third-party code accounts for 75% of page weight (1.1 MiB of 1.4 MiB)
Info::
Third-party blocking time is low (0 ms)
25%
75%
First-party Third-party
F
JS Execution Cost
Action
4032ms total JS execution
FIX
4032ms total JS execution
Warning::
https://kurier.at/assets/main/js/main.C2F2Gb_O.js: 1486ms CPU time
Warning::
https://kurier.at/: 1325ms CPU time
Warning::
https://sdk.privacy-center.org/sdk/22ecd6bfac93de6...: 506ms CPU time
Warning::
Unattributable: 354ms CPU time
Info::
https://sdk.privacy-center.org/sdk/22ecd6bfac93de6...: 222ms CPU time
Info::
Third-party scripts: 1220ms (30% of total)

Main Thread Breakdown

Style & Layout 61% Script Evaluation 21% Other 9% Rendering 5%
ScriptTotalScriptingParse/CompileParty
https://kurier.at/assets/main/js/main.C2F2Gb_O.js1486ms304ms1ms1st
https://kurier.at/1325ms7ms2ms1st
https://sdk.privacy-center.org/sdk/22ecd6bfac93de604efec0b75b2c796ee1675f92/modern/ui-web-en-web.22ecd6bfac93de604efec0b75b2c796ee1675f92.js506ms81ms20ms3rd
Unattributable354ms107ms0ms3rd
https://sdk.privacy-center.org/sdk/22ecd6bfac93de604efec0b75b2c796ee1675f92/modern/sdk.22ecd6bfac93de604efec0b75b2c796ee1675f92.js222ms172ms32ms3rd
https://fundingchoicesmessages.google.com/i/pub-2054845248966079?ers=1139ms116ms14ms3rd
D
Page Weight Inventory
Action
37 resources · 1.4 MB · 104 KB savings available
FIX
37 resources · 1.4 MB · 104 KB savings available
Warning::
Page weight 452 KB over 1MB target
Got: 1.4 MB Expected: ≤ 1 MB
Info::
~104 KB of savings available
Warning::
27 third-party resources (75% of weight)
37 resources · 1.4 MiB · 27 third-party 452.2 KiB over 1MB target
Image 53% · 783.4 KiB
JavaScript 26% · 379.7 KiB
Document 9% · 138.2 KiB
Font 9% · 135.7 KiB
CSS 2% · 36.8 KiB
Other 0% · 2.4 KiB

~104.3 KiB of savings available

Remove unused JavaScript: 104.3 KiB
B
Page Weight Budget
1.4 MB transferred, 37 requests
REVIEW
1.4 MB transferred, 37 requests
Info::
Page weighs 3.7 MB (1.4 MB transferred)
Info::
37 HTTP requests
Info::
Estimated 0.30 g CO2 per page load
1.4 MB / 2.4 MB budget
1.4 MB transferred
37 requests
0.30 g CO2 per page load
Images 781.9 KiB 53%
JavaScript 379.7 KiB 26%
HTML 138.1 KiB 9%
Fonts 135.7 KiB 9%
CSS 36.8 KiB 2%
Other 1.5 KiB 0%
Other 1.4 KiB 0%
Other 1.0 KiB 0%
Other 72 B 0%
Other 0 B 0%
0 2.4 MB 4.9 MB
Under budget
C
Image Optimization
Action
14 images, 0 KB saveable
REVIEW
14 images, 0 KB saveable
Warning::
https://kf-kurier.sf.apa.at/kurier/20260403_18_102... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://kf-kurier.sf.apa.at/kurier/20260416_18_102... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://kf-kurier.sf.apa.at/kurier/20260420_18_102... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://kf-kurier.sf.apa.at/kurier/20260415_18_102... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://static.kurier.at/assets/kurier-logo.svg is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://kurier.at/assets/main/img/live_badge.CSZ4D... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://kf-kurier.sf.apa.at/kurier/20260417_18_102... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
Warning::
https://kf-kurier.sf.apa.at/kurier/20260420_18_102... is missing width/height — may cause layout shift
Set explicit width and height to prevent CLS.
14 images 782 KB
0 oversized -0 KB
12 legacy format
8 missing dimensions CLS risk

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

Set explicit width and height to prevent CLS.

Why this matters

Image without explicit width/height — browser can't reserve space; CLS jumps when image loads.

Source: web.dev / Core Web Vitals

B
JS Bundles
10 scripts, 104 KB unused
REVIEW
10 scripts, 104 KB unused
Warning::
https://sdk.privacy-center.org/sdk/22ecd6bfac93de6...: 44 KB unused (43%)
Consider code splitting or tree shaking to reduce unused code.
Warning::
https://fundingchoicesmessages.google.com/i/pub-20...: 36 KB unused (52%)
Consider code splitting or tree shaking to reduce unused code.
Warning::
https://kurier.at/assets/main/js/main.C2F2Gb_O.js: 25 KB unused (51%)
Consider code splitting or tree shaking to reduce unused code.
Info::
Total unused JavaScript: 104 KB
104 KB unused JavaScript

Downloaded but never executed on this page.

ScriptSizeUnusedMinifiedParty
https://sdk.privacy-center.org/sdk/22ecd6bfac93de604efec0b75b2c796ee1675f92/modern/sdk.22ecd6bfac93de604efec0b75b2c796ee1675f92.js102 KB44 KB (43%)✓3rd
https://fundingchoicesmessages.google.com/i/pub-2054845248966079?ers=170 KB36 KB (52%)✓3rd
https://kurier.at/assets/main/js/main.C2F2Gb_O.js49 KB25 KB (51%)✓1st
https://sdk.privacy-center.org/893c340d-e8ae-4a34-8b5f-794afb2ae060/loader.js?target_type=notice&target=q7Bc4qfM75 KB—✓3rd
https://data-e0cdc680c2.kurier.at/iomm/latest/bootstrap/stub.js1 KB—✓3rd
https://data-e0cdc680c2.kurier.at/iomm/latest/manager/base/es5/bundle.js19 KB—✓3rd
https://data-e0cdc680c2.kurier.at/iomb/latest/sensor/manager/base/es6/bundle.js9 KB—✓3rd
https://sdk.privacy-center.org/sdk/22ecd6bfac93de604efec0b75b2c796ee1675f92/modern/src_sdk_core_modules_integrations_sdk-integrations_providers_gcm_gcm_js.22ecd6bfac93de604efec0b75b2c796ee1675f92.js1 KB—✓3rd
https://sdk.privacy-center.org/sdk/22ecd6bfac93de604efec0b75b2c796ee1675f92/modern/ui-web-en-web.22ecd6bfac93de604efec0b75b2c796ee1675f92.js53 KB—✓3rd
https://fundingchoicesmessages.google.com/f/AGSKWxVj8OZDp1my6eExgtA3SyVZtUq0aVj0XnhnjA43y378f4sWyTMdN50iPqxsxccAR4PTlK5zvDKle-WtptIkrLlit0IKKl28MWosjbIT49qNwxmzSOdNRGFRp8coooFLSeDglsF4Rg==?fccs=W251bGwsbnVsbCxudWxsLG51bGwsbnVsbCxudWxsLFsxNzc2ODk4MDI2LDkwMDAwMDBdLG51bGwsbnVsbCxudWxsLFtudWxsLFs3XV0sImh0dHBzOi8va3VyaWVyLmF0LyIsbnVsbCxbWzgsInBTSmtvMTk2SUgwIl0sWzksImVuLVVTIl0sWzE2LCJbMCwwLDBdIl0sWzM1LCIxNzc2ODk4MDI1Il0sWzI2LCIzIl0sWzE5LCIyIl0sWzE3LCJbMF0iXSxbMjQsIiJdLFsyNSwiW1szMTA4MjI1M11dIl0sWzI5LCJmYWxzZSJdXV02 KB—✓3rd

Consider code splitting or tree shaking to reduce unused code.

Why this matters

This bundle has high unused code — code-split or tree-shake to ship only what executes.

Source: web.dev / Lighthouse coverage

Consider code splitting or tree shaking to reduce unused code.

Why this matters

This bundle has high unused code — code-split or tree-shake to ship only what executes.

Source: web.dev / Lighthouse coverage

Consider code splitting or tree shaking to reduce unused code.

Why this matters

This bundle has high unused code — code-split or tree-shake to ship only what executes.

Source: web.dev / Lighthouse coverage

A+
Text Compression
All text resources are compressed
PASS
All text resources are compressed
Info::
All text resources are compressed
All text resources are properly compressed.
A+
Font Loading
4 fonts (136 KB)
PASS
4 fonts (136 KB)
Info::
4 font(s) use font-display: swap (FOUT risk but functional)

Web fonts

4

136 KB total

Render-blocking

0

of 4

Dominant font-display

swap

Most common across fonts

Font loading timeline
Transfer FOIT (block) FOUT (swap)
0 ms 1.0 s 2.0 s 3.0 s 4.0 s 5.0 s 6.0 s 7.0 s 8.0 s FCP 2.1 s LCP 8.1 shttps://kurier.at/assets/main/fonts/pt-sans-v17-latin-regular.ByLavmr2.woff2pt-sans-v17-latin-regul... https://kurier.at/assets/main/fonts/pt-sans-v17-latin-regular.ByLavmr2.woff2 — 44.7 KiB — 30 ms — font-display: swaphttps://kurier.at/assets/main/fonts/pt-sans-v17-latin-700.B23mgray.woff2pt-sans-v17-latin-700.B... https://kurier.at/assets/main/fonts/pt-sans-v17-latin-700.B23mgray.woff2 — 46.2 KiB — 34 ms — font-display: swaphttps://kurier.at/assets/main/fonts/charis-sil-v2-latin-700.ChAsMzFa.woff2charis-sil-v2-latin-700... https://kurier.at/assets/main/fonts/charis-sil-v2-latin-700.ChAsMzFa.woff2 — 22.1 KiB — 31 ms — font-display: swaphttps://kurier.at/assets/main/fonts/charis-sil-v2-latin-regular.BoW7QV_k.woff2charis-sil-v2-latin-reg... https://kurier.at/assets/main/fonts/charis-sil-v2-latin-regular.BoW7QV_k.woff2 — 22.7 KiB — 42 ms — font-display: swap
pt-sans-v17-latin-regul... woff2 swap
Size 45 KB
Load time 30 ms
Start 114 ms
Risk FOUT — text flashes from fallback to web font
pt-sans-v17-latin-700.B... woff2 swap
Size 46 KB
Load time 34 ms
Start 115 ms
Risk FOUT — text flashes from fallback to web font
charis-sil-v2-latin-700... woff2 swap
Size 22 KB
Load time 31 ms
Start 115 ms
Risk FOUT — text flashes from fallback to web font
charis-sil-v2-latin-reg... woff2 swap
Size 23 KB
Load time 42 ms
Start 270 ms
Risk FOUT — text flashes from fallback to web font
Optimization checklist
  • Preload critical fonts (priority=high)
  • Use woff2 format for all fonts
  • Set font-display to swap, optional, or fallback
  • Subset large fonts (≤100 KB each)
A+
Resource Caching
All resources properly cached
PASS
All resources properly cached
Info::
No caching issues found
All static resources have appropriate caching headers.
A+
Critical Rendering Path
No render-blocking resources
PASS
No render-blocking resources
Info::
No render-blocking resources detected
A+
Resource Hints
15 hints, 0 missing preconnects
PASS
15 hints, 0 missing preconnects
Info::
Page uses 15 resource hint(s)

Current Resource Hints

preconnect
2
preload
3
dns-prefetch
10
prefetch
—

15 resource hints configured

A+
Render-Blocking Resources
No render-blocking resources detected
PASS
No render-blocking resources detected
Info::
No render-blocking resources detected in <head>
A+
Third-Party Resources
No third-party resources detected
PASS
No third-party resources detected
A+
Green Hosting
Whether the site is served from green-energy infrastructure
PASS

Green Hosting

This site is hosted on green energy infrastructure

Provider: Cloudflare

A+
HTTP Caching
max-age=30 (30 seconds)
PASS
max-age=30 (30 seconds)
Info::
Cache-Control header is set
Got: max-age=30, s-maxage=30, stale-if-error=3600, stale-while-revalidate=30
Info::
Effective TTL: 30 seconds (max-age=30)
Info::
CDN TTL: 30 seconds (s-maxage=30)
Info::
Last-Modified header present
Cache-Control

max-age=30, s-maxage=30, stale-if-error=3600, stale-while-revalidate=30

DirectiveValueMeaning
max-age30Cache for 30 seconds
s-maxage30CDN caches for 30 seconds
stale-if-error3600
stale-while-revalidate30Serve stale for 30 seconds while fetching fresh
Effective TTL: 30 seconds
Network Waterfall
37 requests over 2227ms
INFO
0 ms 1.0 s 2.0 s 3.0 s 4.0 s 5.0 s 6.0 s 7.0 s 8.0 s FCP 2.1 s LCP 8.1 shttps://kurier.at// https://kurier.at/ — 200 — 138.1 KiB — 124 ms — h2https://kurier.at/assets/main/fonts/pt-sans-v17-latin-regular.ByLavmr2.woff2/assets/main/fonts/pt-sans-v17-lati... https://kurier.at/assets/main/fonts/pt-sans-v17-latin-regular.ByLavmr2.woff2 — 200 — 44.7 KiB — 30 ms — h2https://kurier.at/assets/main/fonts/pt-sans-v17-latin-700.B23mgray.woff2/assets/main/fonts/pt-sans-v17-lati... https://kurier.at/assets/main/fonts/pt-sans-v17-latin-700.B23mgray.woff2 — 200 — 46.2 KiB — 34 ms — h2https://kurier.at/assets/main/fonts/charis-sil-v2-latin-700.ChAsMzFa.woff2/assets/main/fonts/charis-sil-v2-la... https://kurier.at/assets/main/fonts/charis-sil-v2-latin-700.ChAsMzFa.woff2 — 200 — 22.1 KiB — 31 ms — h2https://kurier.at/assets/main/css/mainCSS.DiMXmZ4y.css/assets/main/css/mainCSS.DiMXmZ4y.c... https://kurier.at/assets/main/css/mainCSS.DiMXmZ4y.css — 200 — 36.8 KiB — 43 ms — h2https://kurier.at/assets/main/js/main.C2F2Gb_O.js/assets/main/js/main.C2F2Gb_O.js https://kurier.at/assets/main/js/main.C2F2Gb_O.js — 200 — 48.6 KiB — 39 ms — h2https://kurier.at/assets/main/img/live_badge.CSZ4D_vE.svg/assets/main/img/live_badge.CSZ4D_v... https://kurier.at/assets/main/img/live_badge.CSZ4D_vE.svg — 200 — 1.0 KiB — 43 ms — h2https://kf-kurier.sf.apa.at/kurier/20260403_18_1025534_260403_KT_Daniel-Serafin_Apa.435_0.jpgkf-kurier.sf.apa.at/kurier/20260403... https://kf-kurier.sf.apa.at/kurier/20260403_18_1025534_260403_KT_Daniel-Serafin_Apa.435_0.jpg — 200 — 89.1 KiB — 346 ms — h2https://kf-kurier.sf.apa.at/kurier/20260416_18_1028801_260416_ST_Bernhard-Neuhold_apa.110_0.jpgkf-kurier.sf.apa.at/kurier/20260416... https://kf-kurier.sf.apa.at/kurier/20260416_18_1028801_260416_ST_Bernhard-Neuhold_apa.110_0.jpg — 200 — 108.2 KiB — 338 ms — h2https://kf-kurier.sf.apa.at/kurier/20260420_18_1029361_260321_KR_Adrenalintag_k1_APA.400_0.jpgkf-kurier.sf.apa.at/kurier/20260420... https://kf-kurier.sf.apa.at/kurier/20260420_18_1029361_260321_KR_Adrenalintag_k1_APA.400_0.jpg — 200 — 88.7 KiB — 267 ms — h2https://kf-kurier.sf.apa.at/kurier/20260415_18_1028542_260414_HE_Michael_Mittermeier_APA.485_0.jpgkf-kurier.sf.apa.at/kurier/20260415... https://kf-kurier.sf.apa.at/kurier/20260415_18_1028542_260414_HE_Michael_Mittermeier_APA.485_0.jpg — 200 — 79.0 KiB — 373 ms — h2https://kf-kurier.sf.apa.at/kurier/20260417_18_1029018_KULINARIKDOKU_Wien_APA.465_0.jpgkf-kurier.sf.apa.at/kurier/20260417... https://kf-kurier.sf.apa.at/kurier/20260417_18_1029018_KULINARIKDOKU_Wien_APA.465_0.jpg — 200 — 55.6 KiB — 301 ms — h2https://kf-kurier.sf.apa.at/kurier/20260420_18_1029449_KULINARIKDOKU_BGLD_APA_k1.25_0.jpgkf-kurier.sf.apa.at/kurier/20260420... https://kf-kurier.sf.apa.at/kurier/20260420_18_1029449_KULINARIKDOKU_BGLD_APA_k1.25_0.jpg — 200 — 120.0 KiB — 375 ms — h2https://kurier.at/assets/main/data/manifest.DrW-teVr.json/assets/main/data/manifest.DrW-teVr... https://kurier.at/assets/main/data/manifest.DrW-teVr.json — 200 — 1.0 KiB — 48 ms — h3data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iNiIgaGVpZ2h0PSIxMyIgZmlsbD0ibm9uZSIgeG1sbnM9Imh0dHA6Ly93d…data:image/svg+xml;base64,PHN2ZyB3a... data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iNiIgaGVpZ2h0PSIxMyIgZmlsbD0ibm9uZSIgeG1sbnM9Imh0dHA6Ly93d… — 200 — 0 B — 0 ms — datadata:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIyNCIgaGVpZ…data:image/svg+xml;base64,PHN2ZyB4b... data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIyNCIgaGVpZ… — 200 — 0 B — 0 ms — datahttps://kurier.at/assets/main/fonts/charis-sil-v2-latin-regular.BoW7QV_k.woff2/assets/main/fonts/charis-sil-v2-la... https://kurier.at/assets/main/fonts/charis-sil-v2-latin-regular.BoW7QV_k.woff2 — 200 — 22.7 KiB — 42 ms — h3https://sdk.privacy-center.org/893c340d-e8ae-4a34-8b5f-794afb2ae060/loader.js?target_type=notice&target=q7Bc4qfMsdk.privacy-center.org/893c340d-e8a... https://sdk.privacy-center.org/893c340d-e8ae-4a34-8b5f-794afb2ae060/loader.js?target_type=notice&target=q7Bc4qfM — 200 — 75.2 KiB — 314 ms — h2https://fundingchoicesmessages.google.com/i/pub-2054845248966079?ers=1fundingchoicesmessages.google.com/i... https://fundingchoicesmessages.google.com/i/pub-2054845248966079?ers=1 — 200 — 69.8 KiB — 189 ms — h2https://data-e0cdc680c2.kurier.at/iomm/latest/bootstrap/stub.jsdata-e0cdc680c2.kurier.at/iomm/late... https://data-e0cdc680c2.kurier.at/iomm/latest/bootstrap/stub.js — 200 — 697 B — 78 ms — h2https://efs-varnish.kurier.at/api/v1/cfs/collection/___breakingnews___efs-varnish.kurier.at/api/v1/cfs/co... https://efs-varnish.kurier.at/api/v1/cfs/collection/___breakingnews___ — 200 — 1.4 KiB — 133 ms — h2https://image.kurier.at/images/cfs_landscape_932w_524h/9258432/46-224384558.jpg?versionId=9eba81d83717image.kurier.at/images/cfs_landscap... https://image.kurier.at/images/cfs_landscape_932w_524h/9258432/46-224384558.jpg?versionId=9eba81d83717 — 200 — 126.8 KiB — 122 ms — h3https://image.kurier.at/images/cfs_landscape_932w_524h/9258382/46-218895478.jpg?versionId=78906dde71abimage.kurier.at/images/cfs_landscap... https://image.kurier.at/images/cfs_landscape_932w_524h/9258382/46-218895478.jpg?versionId=78906dde71ab — 200 — 93.5 KiB — 121 ms — h3https://data-e0cdc680c2.kurier.at/iomm/latest/manager/base/es5/bundle.jsdata-e0cdc680c2.kurier.at/iomm/late... https://data-e0cdc680c2.kurier.at/iomm/latest/manager/base/es5/bundle.js — 200 — 18.6 KiB — 36 ms — h2https://data-e0cdc680c2.kurier.at/iomb/latest/sensor/manager/base/es6/bundle.jsdata-e0cdc680c2.kurier.at/iomb/late... https://data-e0cdc680c2.kurier.at/iomb/latest/sensor/manager/base/es6/bundle.js — 200 — 8.8 KiB — 30 ms — h3https://sdk.privacy-center.org/sdk/22ecd6bfac93de604efec0b75b2c796ee1675f92/modern/sdk.22ecd6bfac93de604efec0b75b2c796ee1675f92.jssdk.privacy-center.org/sdk/22ecd6bf... 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HTML JavaScript CSS Images Fonts XHR/Fetch Other
Third-Party Script Cost
Per-script blocking time, transfer cost, and cache headers
INFO
30% of JavaScript execution is third-party
First-party Third-party 1220ms · 225KB · €13/mo
sdk.privacy-center.org
Other
Costly
Execution 506ms
Transfer 53 KB
Monthly Cost €5/mo
Unattributable
Other
Costly
Execution 354ms
Transfer 0 KB
Monthly Cost €4/mo
sdk.privacy-center.org
Other
Costly
Execution 222ms
Transfer 102 KB
Unused 43%
Monthly Cost €2/mo
fundingchoicesmessages.google.com
Other
Optional
Execution 139ms
Transfer 70 KB
Unused 52%
Monthly Cost €2/mo

These scripts may cost more than they're worth

  • sdk.privacy-center.org adds 506ms and costs ~€5/month
  • Unattributable adds 354ms and costs ~€4/month
  • sdk.privacy-center.org adds 222ms and costs ~€2/month

sdk.privacy-center.org takes 506ms of CPU time. Consider loading it asynchronously or replacing it with a lighter alternative.

Why this matters

This script has high main-thread execution time — optimize hot paths or defer.

Source: web.dev

Unattributable takes 354ms of CPU time. Consider loading it asynchronously or replacing it with a lighter alternative.

Why this matters

This script has high main-thread execution time — optimize hot paths or defer.

Source: web.dev

sdk.privacy-center.org takes 222ms of CPU time. Consider loading it asynchronously or replacing it with a lighter alternative.

Why this matters

This script has high main-thread execution time — optimize hot paths or defer.

Source: web.dev

52% of fundingchoicesmessages.google.com's code is unused. The script may be loading features you don't use.

Why this matters

Bundle has high unused-code ratio — tree-shaking and route-splitting recover the wasted bytes.

Source: web.dev

How third-party costs are calculated

All checks on this page are automated. Results are estimates - run targeted manual reviews when the score affects a release decision.

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