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https://genius.com

Performance

· 14 checks — Lighthouse + waterfall + sustainability rolled into one auditable list.
SCORE
91
GRADE
A
FIX
2
REVIEW
0
PASS
11
INFO
1

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

Mobile Desktop
100
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.
92
Best Practices Checks for modern web development best practices including HTTPS, no console errors, and secure JavaScript.
82
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.

301 ms

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

301 ms

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

14 ms

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

0.002

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

301 ms

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

697 ms

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
14
11 PASS 2 FIX
D
Third-Party Impact
Action
80% third-party, 0 ms blocking
FIX
80% third-party, 0 ms blocking
Warning::
Third-party code accounts for 80% of page weight (418.3 KiB of 520.6 KiB)
Info::
Third-party blocking time is low (0 ms)
20%
80%
First-party Third-party
F
HTTP Caching
Action
No cache headers
FIX
No cache headers
Warning::
No Cache-Control header found
Browsers will use heuristic caching, which can be unpredictable. Set explicit cache headers.

No Cache-Control header

Adding a Cache-Control header can significantly improve repeat-visit performance.

A+
Page Weight Budget
521 KB transferred, 23 requests
PASS
521 KB transferred, 23 requests
Info::
Page weighs 938 KB (521 KB transferred)
Info::
23 HTTP requests
Info::
Estimated 0.11 g CO2 per page load
521 KB / 2.4 MB budget
521 KB transferred
23 requests
0.11 g CO2 per page load
Other 308.5 KiB 59%
HTML 102.8 KiB 20%
JavaScript 93.9 KiB 18%
Images 7.0 KiB 1%
Other 6.1 KiB 1%
Other 1.7 KiB 0%
Other 743 B 0%
Other 0 B 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 7 KB
0 oversized -0 KB
2 legacy format
0 missing dimensions CLS risk
A+
JS Execution Cost
257ms total JS execution
PASS
257ms total JS execution
Warning::
https://genius.com/cdn-cgi/challenge-platform/h/b/...: 257ms CPU time

Main Thread Breakdown

Script Evaluation 77% Other 12% Style & Layout 5%
ScriptTotalScriptingParse/CompileParty
https://genius.com/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9efe8061ffb3d149257ms243ms5ms1st
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
10 scripts, 20 KB unused
PASS
10 scripts, 20 KB unused
Warning::
https://genius.com/cdn-cgi/challenge-platform/h/b/...: 20 KB unused (26%)
Consider code splitting or tree shaking to reduce unused code.
Info::
Total unused JavaScript: 20 KB
20 KB unused JavaScript

Downloaded but never executed on this page.

ScriptSizeUnusedMinifiedParty
https://genius.com/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9efe8061ffb3d14977 KB20 KB (26%)✓1st
https://cdn.mxpnl.com/libs/mixpanel-2-latest.min.js0 KB—✓3rd
https://platform.twitter.com/widgets.js0 KB—✓3rd
blob:https://genius.com/98b287c6-f449-457a-a7d5-0b2284e728e70 KB—✓3rd
https://challenges.cloudflare.com/turnstile/v0/b/0b8fb825cb67/api.js?onload=cFRiY3&render=explicit17 KB—✓3rd
blob:https://genius.com/a985187f-fcfb-42c4-9f31-4a95bfd0b2d5-0 KB—✓3rd
blob:https://challenges.cloudflare.com/ece4db20-214e-4766-8dbf-d461a3a755280 KB—✓3rd
blob:https://challenges.cloudflare.com/0d8bc4a5-0de9-44cb-84ce-c5a77c5ea11f-0 KB—✓3rd
blob:https://challenges.cloudflare.com/0d8bc4a5-0de9-44cb-84ce-c5a77c5ea11f-0 KB—✓3rd
blob:https://challenges.cloudflare.com/280fdf8d-c7de-4524-9462-c1b870fb0fa4-0 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

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
23 resources · 521 KB · 20 KB savings available
PASS
23 resources · 521 KB · 20 KB savings available
Info::
Within 1MB page-weight target
Got: 521 KB
Warning::
18 third-party resources (80% of weight)
Info::
1 resources over 200KB
23 resources · 520.6 KiB · 18 third-party Within 1MB page-weight target
Other 60% · 310.9 KiB
Document 21% · 108.8 KiB
JavaScript 18% · 93.9 KiB
Image 1% · 7.0 KiB

~20.2 KiB of savings available

Remove unused JavaScript: 20.2 KiB
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
23 requests over 2578ms
INFO
0 ms 500 ms 1.0 s 1.5 s 2.0 s 2.5 s FCP 301 ms LCP 301 mshttps://genius.com// https://genius.com/ — 307 — 60 B — 59 ms — http/1.1https://genius.com// https://genius.com/ — 403 — 6.1 KiB — 22 ms — h2https://cdn.mxpnl.com/libs/mixpanel-2-latest.min.jscdn.mxpnl.com/libs/mixpanel-2-lates... https://cdn.mxpnl.com/libs/mixpanel-2-latest.min.js — -1 — 0 B — 73 ms — data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAxM…data:image/svg+xml;base64,PHN2ZyB4b... data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAxM… — 200 — 0 B — 0 ms — datahttps://genius.com/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9efe8061ffb3d149/cdn-cgi/challenge-platform/h/b/orc... https://genius.com/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9efe8061ffb3d149 — 200 — 76.6 KiB — 49 ms — h2https://platform.twitter.com/widgets.jsplatform.twitter.com/widgets.js https://platform.twitter.com/widgets.js — -1 — 0 B — 129 ms — https://librato-collector.genius.com/v1/metricslibrato-collector.genius.com/v1/met... https://librato-collector.genius.com/v1/metrics — 200 — 0 B — 168 ms — h2blob:https://genius.com/98b287c6-f449-457a-a7d5-0b2284e728e7genius.com/98b287c6-f449-457a-a7d5-... blob:https://genius.com/98b287c6-f449-457a-a7d5-0b2284e728e7 — -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 — 65 ms — h3https://genius.com/favicon.ico/favicon.ico https://genius.com/favicon.ico — 403 — 6.1 KiB — 22 ms — h2https://librato-collector.genius.com/v1/metricslibrato-collector.genius.com/v1/met... https://librato-collector.genius.com/v1/metrics — 200 — 743 B — 128 ms — h2https://genius.com/cdn-cgi/challenge-platform/h/b/flow/ov1/597893741:1776795215:vX6DMo7H36ToU6CK3GVGs0lXKjzgVqdLcuBarjY5DlI/9efe8061ffb3d149/I3b4LrW.DuDdflx3SIEYmvqClGl.wBSPlNpbel5ZOC8-1776796662-1.2.1.1-IEy99pWKCoSqaMGfgbH5VmulvGcGNK7Lqxyt8zVPtGwxagt5Q9vk4bJwm5rbITJD/cdn-cgi/challenge-platform/h/b/flo... https://genius.com/cdn-cgi/challenge-platform/h/b/flow/ov1/597893741:1776795215:vX6DMo7H36ToU6CK3GVGs0lXKjzgVqdLcuBarjY5DlI/9efe8061ffb3d149/I3b4LrW.DuDdflx3SIEYmvqClGl.wBSPlNpbel5ZOC8-1776796662-1.2.1.1-IEy99pWKCoSqaMGfgbH5VmulvGcGNK7Lqxyt8zVPtGwxagt5Q9vk4bJwm5rbITJD — 200 — 13.6 KiB — 39 ms — h2blob:https://genius.com/a985187f-fcfb-42c4-9f31-4a95bfd0b2d5genius.com/a985187f-fcfb-42c4-9f31-... blob:https://genius.com/a985187f-fcfb-42c4-9f31-4a95bfd0b2d5 — 200 — -1 B — 31 ms — blobhttps://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/b/turnstile/f/ov2/av0/rch/3m61g/0x4AAAAAAAAjq6WYeRDKmebM/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/3m61g/0x4AAAAAAAAjq6WYeRDKmebM/light/fbE/new/normal?lang=auto — 200 — 96.7 KiB — 110 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 — 23 ms — h3blob:https://challenges.cloudflare.com/ece4db20-214e-4766-8dbf-d461a3a75528challenges.cloudflare.com/ece4db20-... blob:https://challenges.cloudflare.com/ece4db20-214e-4766-8dbf-d461a3a75528 — -1 — 0 B — 0 ms — https://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/b/flow/ov1/2588405380:1776795216:AJWrEkDQ8dUubMe8zqJ3LDqGsZyer622-ACqEQQp-uI/9efe80648dc29ec1/63mQi85l7e1nUv1FWSaEqp2eXW4BBhm_b42kdhOw2Tg-1776796662-1.2.1.1-4fDFI9fgEU0eEWXVOYJYFCQbrHZ2r9MzNQf0e0YEWD_O3oML8.6tcNs44rHcrIWHchallenges.cloudflare.com/cdn-cgi/c... https://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/b/flow/ov1/2588405380:1776795216:AJWrEkDQ8dUubMe8zqJ3LDqGsZyer622-ACqEQQp-uI/9efe80648dc29ec1/63mQi85l7e1nUv1FWSaEqp2eXW4BBhm_b42kdhOw2Tg-1776796662-1.2.1.1-4fDFI9fgEU0eEWXVOYJYFCQbrHZ2r9MzNQf0e0YEWD_O3oML8.6tcNs44rHcrIWH — 200 — 272.1 KiB — 167 ms — h3blob:https://challenges.cloudflare.com/0d8bc4a5-0de9-44cb-84ce-c5a77c5ea11fchallenges.cloudflare.com/0d8bc4a5-... blob:https://challenges.cloudflare.com/0d8bc4a5-0de9-44cb-84ce-c5a77c5ea11f — 200 — -1 B — 15 ms — blobhttps://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/b/pat/9efe80648dc29ec1/1776796662804/9c8a52219da966432eb00a353a6131444d66b53b1b65bb04c1282bad3df96d1e/NI2FE721mJGnoAwchallenges.cloudflare.com/cdn-cgi/c... https://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/b/pat/9efe80648dc29ec1/1776796662804/9c8a52219da966432eb00a353a6131444d66b53b1b65bb04c1282bad3df96d1e/NI2FE721mJGnoAw — 401 — 1.7 KiB — 22 ms — h3blob:https://challenges.cloudflare.com/0d8bc4a5-0de9-44cb-84ce-c5a77c5ea11fchallenges.cloudflare.com/0d8bc4a5-... blob:https://challenges.cloudflare.com/0d8bc4a5-0de9-44cb-84ce-c5a77c5ea11f — 200 — -1 B — 10 ms — blobhttps://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/b/d/9efe80648dc29ec1/1776796662805/1IpFO70Fd8DLEPLchallenges.cloudflare.com/cdn-cgi/c... https://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/b/d/9efe80648dc29ec1/1776796662805/1IpFO70Fd8DLEPL — 200 — 6.8 KiB — 22 ms — h3https://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/b/flow/ov1/2588405380:1776795216:AJWrEkDQ8dUubMe8zqJ3LDqGsZyer622-ACqEQQp-uI/9efe80648dc29ec1/63mQi85l7e1nUv1FWSaEqp2eXW4BBhm_b42kdhOw2Tg-1776796662-1.2.1.1-4fDFI9fgEU0eEWXVOYJYFCQbrHZ2r9MzNQf0e0YEWD_O3oML8.6tcNs44rHcrIWHchallenges.cloudflare.com/cdn-cgi/c... https://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/b/flow/ov1/2588405380:1776795216:AJWrEkDQ8dUubMe8zqJ3LDqGsZyer622-ACqEQQp-uI/9efe80648dc29ec1/63mQi85l7e1nUv1FWSaEqp2eXW4BBhm_b42kdhOw2Tg-1776796662-1.2.1.1-4fDFI9fgEU0eEWXVOYJYFCQbrHZ2r9MzNQf0e0YEWD_O3oML8.6tcNs44rHcrIWH — 200 — 22.8 KiB — 55 ms — h3blob:https://challenges.cloudflare.com/280fdf8d-c7de-4524-9462-c1b870fb0fa4challenges.cloudflare.com/280fdf8d-... blob:https://challenges.cloudflare.com/280fdf8d-c7de-4524-9462-c1b870fb0fa4 — 200 — -1 B — 15 ms — blob
HTML JavaScript CSS Images Fonts XHR/Fetch Other
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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