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https://psychiatryonline.org

Performance

· 17 checks — Lighthouse + waterfall + sustainability rolled into one auditable list.
SCORE
89
GRADE
B
FIX
2
REVIEW
1
PASS
12
INFO
2

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

Mobile Desktop
67
Performance Overall performance score (0–100) based on Core Web Vitals and other metrics. 90+ is good.
90
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.
40
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.

929 ms

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

3.14 s

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

1.80 s

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

0.006

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

1.00 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.

4.61 s

Page Load Progression

544 ms
1.1 s
1.6 s
2.2 s
2.7 s
3.3 s
3.8 s
4.3 s
Checks
17
12 PASS 1 REVIEW 2 FIX
D
Third-Party Impact
Action
83% third-party, 0 ms blocking
FIX
83% third-party, 0 ms blocking
Warning::
Third-party code accounts for 83% of page weight (457.1 KiB of 554.0 KiB)
Info::
Third-party blocking time is low (0 ms)
17%
83%
First-party Third-party
D
JS Execution Cost
Action
2827ms total JS execution
FIX
2827ms total JS execution
Warning::
https://psychiatryonline.org/cdn-cgi/challenge-pla...: 2404ms CPU time
Info::
Unattributable: 243ms CPU time
Info::
https://psychiatryonline.org/: 123ms CPU time
Info::
https://challenges.cloudflare.com/turnstile/v0/b/0...: 56ms CPU time
Info::
Third-party scripts: 299ms (11% of total)

Main Thread Breakdown

Script Evaluation 83% Other 11%
ScriptTotalScriptingParse/CompileParty
https://psychiatryonline.org/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9f0753c72e79fda42404ms2305ms26ms1st
Unattributable243ms17ms0ms3rd
https://psychiatryonline.org/123ms17ms3ms1st
https://challenges.cloudflare.com/turnstile/v0/b/0b8fb825cb67/api.js?onload=cFRiY3&render=explicit56ms33ms7ms3rd
B
HTTP Caching
no-cache
REVIEW
no-cache
Info::
Cache-Control header is set
Got: no-cache
Info::
No ETag or Last-Modified header
Conditional requests (304 Not Modified) are not possible without validators.
Cache-Control

no-cache

DirectiveValueMeaning
no-cache—Cache but always revalidate first
A+
Page Weight Budget
554 KB transferred, 24 requests
PASS
554 KB transferred, 24 requests
Info::
Page weighs 983 KB (554 KB transferred)
Info::
24 HTTP requests
Info::
Estimated 0.11 g CO2 per page load
554 KB / 2.4 MB budget
554 KB transferred
24 requests
0.11 g CO2 per page load
Other 340.2 KiB 61%
JavaScript 98.9 KiB 18%
HTML 98.7 KiB 18%
Images 11.2 KiB 2%
Other 3.4 KiB 1%
Other 1.7 KiB 0%
0 2.4 MB 4.9 MB
Under budget
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
Image Optimization
3 images, 0 KB saveable
PASS
3 images, 0 KB saveable
Info::
All images are well-optimized
3 images 11 KB
0 oversized -0 KB
3 legacy format
0 missing dimensions CLS risk
A+
Font Loading
No web fonts (system fonts)
PASS
No web fonts (system fonts)
Info::
No web fonts loaded — system fonts are fastest
No web fonts loaded — system fonts are optimal.
A+
JS Bundles
12 scripts, 0 KB unused
PASS
12 scripts, 0 KB unused
0 KB unused JavaScript

Downloaded but never executed on this page.

ScriptSizeUnusedMinifiedParty
https://static.cloudflareinsights.com/beacon.min.js/v8c78df7c7c0f484497ecbca7046644da177152312451611 KB—✓3rd
https://psychiatryonline.org/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9f0753c72e79fda471 KB—✓1st
blob:https://psychiatryonline.org/c5879503-77bf-40c0-a9d5-72bef835ba6b0 KB—✓3rd
https://challenges.cloudflare.com/turnstile/v0/b/0b8fb825cb67/api.js?onload=cFRiY3&render=explicit17 KB—✓3rd
blob:https://psychiatryonline.org/e4358cc1-04a0-4eb8-8e23-09e9a5f14f2c-0 KB—✓3rd
blob:https://challenges.cloudflare.com/67b5006a-1417-4451-bfbb-991b2dafb7570 KB—✓3rd
blob:https://challenges.cloudflare.com/ffdbe625-319c-4795-978d-64737c691f67-0 KB—✓3rd
blob:https://challenges.cloudflare.com/ffdbe625-319c-4795-978d-64737c691f67-0 KB—✓3rd
blob:https://challenges.cloudflare.com/ffdbe625-319c-4795-978d-64737c691f67-0 KB—✓3rd
blob:https://challenges.cloudflare.com/ffdbe625-319c-4795-978d-64737c691f67-0 KB—✓3rd
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
No optimization needed
PASS
No optimization needed
Info::
No resource hint issues
A
Page Weight Inventory
24 resources · 554 KB · 0 KB savings available
PASS
24 resources · 554 KB · 0 KB savings available
Info::
Within 1MB page-weight target
Got: 554 KB
Warning::
17 third-party resources (83% of weight)
Info::
1 resources over 200KB
24 resources · 554.0 KiB · 17 third-party Within 1MB page-weight target
Other 62% · 341.9 KiB
Document 18% · 102.0 KiB
JavaScript 18% · 98.9 KiB
Image 2% · 11.2 KiB
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

Network Waterfall
24 requests over 3927ms
INFO
0 ms 1.0 s 2.0 s 3.0 s 4.0 s FCP 929 ms LCP 3.1 shttps://psychiatryonline.org// https://psychiatryonline.org/ — 307 — 70 B — 21 ms — http/1.1https://psychiatryonline.org// https://psychiatryonline.org/ — 403 — 3.7 KiB — 6 ms — h2https://static.cloudflareinsights.com/beacon.min.js/v8c78df7c7c0f484497ecbca7046644da1771523124516static.cloudflareinsights.com/beaco... https://static.cloudflareinsights.com/beacon.min.js/v8c78df7c7c0f484497ecbca7046644da1771523124516 — 200 — 10.7 KiB — 64 ms — h2https://psychiatryonline.org/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9f0753c72e79fda4/cdn-cgi/challenge-platform/h/b/orc... https://psychiatryonline.org/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9f0753c72e79fda4 — 200 — 70.8 KiB — 17 ms — h2blob:https://psychiatryonline.org/c5879503-77bf-40c0-a9d5-72bef835ba6bpsychiatryonline.org/c5879503-77bf-... blob:https://psychiatryonline.org/c5879503-77bf-40c0-a9d5-72bef835ba6b — -1 — 0 B — 0 ms — https://challenges.cloudflare.com/turnstile/v0/b/0b8fb825cb67/api.js?onload=cFRiY3&render=explicitchallenges.cloudflare.com/turnstile... https://challenges.cloudflare.com/turnstile/v0/b/0b8fb825cb67/api.js?onload=cFRiY3&render=explicit — 200 — 17.4 KiB — 21 ms — h3https://psychiatryonline.org/favicon.ico/favicon.ico https://psychiatryonline.org/favicon.ico — 403 — 5.3 KiB — 10 ms — h2https://psychiatryonline.org/cdn-cgi/rum?/cdn-cgi/rum? https://psychiatryonline.org/cdn-cgi/rum? — 204 — 165 B — 5 ms — h2https://psychiatryonline.org/favicon.ico/favicon.ico https://psychiatryonline.org/favicon.ico — 403 — 3.3 KiB — 7 ms — h2https://psychiatryonline.org/cdn-cgi/challenge-platform/h/b/flow/ov1/2922644928:1776885203:paSndfqS6tevw89lSDh7KrofmX69KGpZFXYg2g-fDLY/9f0753c72e79fda4/RkpOHmf6.GfbNZpau0nFKCyAn3aEIRfQGhVHupQILo0-1776889206-1.2.1.1-jzVCXKE1VJIbZT6ke8G.XKaeco2Ow5jxxZgY0HbK.Xe7EnN54E1wSBREi.frZ12i/cdn-cgi/challenge-platform/h/b/flo... https://psychiatryonline.org/cdn-cgi/challenge-platform/h/b/flow/ov1/2922644928:1776885203:paSndfqS6tevw89lSDh7KrofmX69KGpZFXYg2g-fDLY/9f0753c72e79fda4/RkpOHmf6.GfbNZpau0nFKCyAn3aEIRfQGhVHupQILo0-1776889206-1.2.1.1-jzVCXKE1VJIbZT6ke8G.XKaeco2Ow5jxxZgY0HbK.Xe7EnN54E1wSBREi.frZ12i — 200 — 13.5 KiB — 20 ms — h2blob:https://psychiatryonline.org/e4358cc1-04a0-4eb8-8e23-09e9a5f14f2cpsychiatryonline.org/e4358cc1-04a0-... blob:https://psychiatryonline.org/e4358cc1-04a0-4eb8-8e23-09e9a5f14f2c — 200 — -1 B — 35 ms — blobhttps://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/b/turnstile/f/ov2/av0/rch/rr5gq/0x4AAAAAAADnPIDROrmt1Wwj/light/fbE/new/normal?lang=autochallenges.cloudflare.com/cdn-cgi/c... https://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/b/turnstile/f/ov2/av0/rch/rr5gq/0x4AAAAAAADnPIDROrmt1Wwj/light/fbE/new/normal?lang=auto — 200 — 95.0 KiB — 28 ms — h3https://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/b/cmg/1challenges.cloudflare.com/cdn-cgi/c... https://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/b/cmg/1 — 200 — 208 B — 6 ms — h3blob:https://challenges.cloudflare.com/67b5006a-1417-4451-bfbb-991b2dafb757challenges.cloudflare.com/67b5006a-... blob:https://challenges.cloudflare.com/67b5006a-1417-4451-bfbb-991b2dafb757 — -1 — 0 B — 0 ms — https://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/b/flow/ov1/2461874605:1776885205:fNEyEjrf0sS0M46VGAbg94TJe9j7x0rcIXeX7-8JsUc/9f0753c98b68f44c/UzqBz4DTFfVWU7ZtoVIaM2bISLgdrDJnNUjp7MHDio8-1776889207-1.2.1.1-WoNuHgjFrf.8GttlpOj9GCyQBVBZeO8mcjCBRKV_C2V8qXhyBnV.3xxhxtbV6RKWchallenges.cloudflare.com/cdn-cgi/c... https://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/b/flow/ov1/2461874605:1776885205:fNEyEjrf0sS0M46VGAbg94TJe9j7x0rcIXeX7-8JsUc/9f0753c98b68f44c/UzqBz4DTFfVWU7ZtoVIaM2bISLgdrDJnNUjp7MHDio8-1776889207-1.2.1.1-WoNuHgjFrf.8GttlpOj9GCyQBVBZeO8mcjCBRKV_C2V8qXhyBnV.3xxhxtbV6RKW — 200 — 303.7 KiB — 104 ms — h3blob:https://challenges.cloudflare.com/ffdbe625-319c-4795-978d-64737c691f67challenges.cloudflare.com/ffdbe625-... blob:https://challenges.cloudflare.com/ffdbe625-319c-4795-978d-64737c691f67 — 200 — -1 B — 116 ms — blobhttps://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/b/d/9f0753c98b68f44c/1776889207613/nJa4qQCmWxDNzAochallenges.cloudflare.com/cdn-cgi/c... https://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/b/d/9f0753c98b68f44c/1776889207613/nJa4qQCmWxDNzAo — 200 — 5.7 KiB — 9 ms — h3blob:https://challenges.cloudflare.com/ffdbe625-319c-4795-978d-64737c691f67challenges.cloudflare.com/ffdbe625-... blob:https://challenges.cloudflare.com/ffdbe625-319c-4795-978d-64737c691f67 — 200 — -1 B — 50 ms — blobblob:https://challenges.cloudflare.com/ffdbe625-319c-4795-978d-64737c691f67challenges.cloudflare.com/ffdbe625-... blob:https://challenges.cloudflare.com/ffdbe625-319c-4795-978d-64737c691f67 — 200 — -1 B — 49 ms — blobblob:https://challenges.cloudflare.com/ffdbe625-319c-4795-978d-64737c691f67challenges.cloudflare.com/ffdbe625-... blob:https://challenges.cloudflare.com/ffdbe625-319c-4795-978d-64737c691f67 — 200 — -1 B — 49 ms — blobblob:https://challenges.cloudflare.com/ffdbe625-319c-4795-978d-64737c691f67challenges.cloudflare.com/ffdbe625-... blob:https://challenges.cloudflare.com/ffdbe625-319c-4795-978d-64737c691f67 — 200 — -1 B — 12 ms — blobhttps://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/b/pat/9f0753c98b68f44c/1776889207614/386121c9a192d27ae25a96317d097b952d20d711d00a841f047e2cfa7e7cdaa9/DAIjNbrVHejEJhychallenges.cloudflare.com/cdn-cgi/c... https://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/b/pat/9f0753c98b68f44c/1776889207614/386121c9a192d27ae25a96317d097b952d20d711d00a841f047e2cfa7e7cdaa9/DAIjNbrVHejEJhy — 401 — 1.7 KiB — 6 ms — h3https://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/b/flow/ov1/2461874605:1776885205:fNEyEjrf0sS0M46VGAbg94TJe9j7x0rcIXeX7-8JsUc/9f0753c98b68f44c/UzqBz4DTFfVWU7ZtoVIaM2bISLgdrDJnNUjp7MHDio8-1776889207-1.2.1.1-WoNuHgjFrf.8GttlpOj9GCyQBVBZeO8mcjCBRKV_C2V8qXhyBnV.3xxhxtbV6RKWchallenges.cloudflare.com/cdn-cgi/c... https://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/b/flow/ov1/2461874605:1776885205:fNEyEjrf0sS0M46VGAbg94TJe9j7x0rcIXeX7-8JsUc/9f0753c98b68f44c/UzqBz4DTFfVWU7ZtoVIaM2bISLgdrDJnNUjp7MHDio8-1776889207-1.2.1.1-WoNuHgjFrf.8GttlpOj9GCyQBVBZeO8mcjCBRKV_C2V8qXhyBnV.3xxhxtbV6RKW — 200 — 22.8 KiB — 33 ms — h3blob:https://challenges.cloudflare.com/0900c9e7-966c-4e45-ae4a-5fe3600c8c5cchallenges.cloudflare.com/0900c9e7-... blob:https://challenges.cloudflare.com/0900c9e7-966c-4e45-ae4a-5fe3600c8c5c — 200 — -1 B — 29 ms — blob
HTML JavaScript CSS Images Fonts XHR/Fetch Other
Third-Party Script Cost
Per-script blocking time, transfer cost, and cache headers
INFO
11% of JavaScript execution is third-party
First-party Third-party 299ms · 17KB · $4/mo
Unattributable
Other
Costly
Execution 243ms
Transfer 0 KB
Monthly Cost $3/mo
challenges.cloudflare.com
Other
Optional
Execution 56ms
Transfer 17 KB
Monthly Cost $1/mo

These scripts may cost more than they're worth

  • Unattributable adds 243ms and costs ~$3/month

Unattributable takes 243ms 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

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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