Changes
Sao Paulo, Brazil → Santa Clara, United States
These audits ran from different locations. Timing metrics (TTFB, DNS, TLS) may reflect network path differences rather than site changes.
| Category | Previous | Current | Change |
|---|---|---|---|
| Composite | C (73) | C (79) | +6.000 |
| Performance | C (79) | B (81) | +2.000 |
| Security | C (70) | B (81) | +11.000 |
| Accessibility | D (60) | C (75) | +15.000 |
| SEO | C (75) | B (86) | +11.000 |
| Infrastructure | B (85) | B (89) | +4.000 |
| Compliance | D (67) | F (53) | -14.000 |
| Content | C (78) | C (78) | — |
| Sustainability | C (78) | C (76) | -2.000 |
| Metric | Previous | Current | Change |
|---|---|---|---|
| Performance | 4000 | 3600 | -400 |
| Accessibility | 8900 | 8900 | — |
| Best Practices | 10000 | 10000 | — |
| SEO | 10000 | 10000 | — |
| PWA | 0 | 0 | — |
| Desktop Performance | 4500 | 3600 | -900 |
| Desktop Accessibility | 9600 | 9600 | — |
| Desktop Best Practices | 9600 | 9600 | — |
| Desktop SEO | 9200 | 9200 | — |
| FCP | 6.31 s | 6.50 s | +195 ms |
| LCP | 6.94 s | 8.29 s | +1.35 s |
| TBT | 916 ms | 1.23 s | +310 ms |
| CLS | 0.001 | 0.001 | +0.000 |
| Desktop FCP | 942 ms | 3.55 s | +2.61 s |
| Desktop LCP | 3.70 s | 4.64 s | +938 ms |
| Desktop TBT | 804 ms | 579 ms | -226 ms |
| Desktop CLS | 0.028 | 0.026 | -0.002 |
| TTFB † | 172 ms | 457 ms | +285 ms |
| DNS † | 5 ms | 2 ms | -3 ms |
| TLS † | 19 ms | 201 ms | +183 ms |
| Connect † | 2 ms | 2 ms | +0 ms |
| Total † | 293 ms | 752 ms | +459 ms |
† Timing metrics may vary by worker location and do not necessarily indicate site changes.
Projected vs. Actual
Estimate — actual results may vary
p3p CP="This is not a P3P policy! See http://support.google.com/accounts/answer/1... → CP="This is not a P3P policy! See http://support.google.com/accounts/answer/1...content-security-policy base-uri 'self';object-src 'none';script-src 'report-sample' 'nonce-9Ul9svL1f... → require-trusted-types-for 'script', base-uri 'self';object-src 'none';script-...set-cookie __Secure-BUCKET=CM8C; Domain=.youtube.com; Expires=Sun, 04-Oct-2026 20:02:38 ... → __Secure-YNID=18.YT=tS4nFcahzoYR_P2J4VI79JZpe53SDaQ6QO8_6NbLtVFbJjn_nJCV9B5IS...reporting-endpoints crash-reporting="/web-reports?context=eJwNy39o1HUcx3G_e5Ied97uvt_v5_P-hBcZU4q... → crash-reporting="/web-reports?context=eJwNx39MlHUcwPGee5djd8Ldc9_n-_08dS4dMs3...16 headers unchanged
10 technologies unchanged
Looking ahead
+19 ptsEstimate — actual results may vary (76 issues to fix)
Website improvement report — Youtube
April 7, 2026 → May 10, 2026
27
Resolved
49
New issues
27
Still remaining
Financial summary
Investment delivered
$8,333 in development time
Investment remaining
$13,017 to complete the remaining items
Ongoing risk
$0/month in ongoing exposure
Figures are estimates based on local developer hourly rate, industry CPC, and regulatory fine ranges.
Performance by category
| Metric | Before | After | Change |
|---|---|---|---|
| Overall score | 73 (C) | 79 (C) | +6 |
| Performance | 79 (C) | 81 (B) | +2 |
| Security | 70 (C) | 81 (B) | +11 |
| Accessibility | 60 (D) | 75 (C) | +15 |
| SEO | 75 (C) | 86 (B) | +11 |
| Infrastructure | 85 (B) | 89 (B) | +4 |
| Compliance | 67 (D) | 53 (F) | -14 |
| Content | 78 (C) | 78 (C) | 0 |
| Sustainability | 78 (C) | 76 (C) | -2 |
Resolved (27)
2 empty heading(s) (Accessibility)
→ Improved usability for assistive technology users
https://m.youtube.com/s/player/57fefa84/player-pla...: 259ms CPU time (Performance)
→ Page loads faster for users
Third-party scripts: 3259ms (76% of total) (Performance)
→ Page loads faster for users
2 link(s) with no accessible text (Accessibility)
→ Improved usability for assistive technology users
JavaScript is 978 KB — consider code splitting or lazy loading (Performance)
→ Page loads faster for users
https://m.youtube.com/s/_/ytmweb/_/js/k=ytmweb.c3_...: 59 KB unused (77%) (Performance)
→ Page loads faster for users
Transfer efficiency: 54% (Sustainability)
→ Lower carbon footprint per page view
2 image-in-link without alt text (Accessibility)
→ Improved usability for assistive technology users
Page has only 29 words — nearly empty (SEO)
→ Better search engine visibility
IPv6 DNS records exist but server is not reachable (Infrastructure)
→ More reliable delivery
28 of 31 links are healthy (Content)
→ Stronger social sharing and on-page quality
'unsafe-inline' found in script source (Security)
→ Reduced attack surface for visitors
Unattributable: 1022ms CPU time (Performance)
→ Page loads faster for users
68 third-party resources (98% of weight) (Performance)
→ Page loads faster for users
Thin content — only 29 words (SEO)
→ Better search engine visibility
…and 12 more resolved issue(s)
Recommended next steps (76)
- Sprint 1
13 button(s) with no accessible text (Accessibility)
- Sprint 2
5 image(s) missing alt attribute (Accessibility)
- Sprint 1
15 link(s) with no accessible text (Accessibility)
- Sprint 1
4 image-in-link without alt text (Accessibility)
- Sprint 2
4 tracking cookie(s) set before consent interaction (Compliance)
- Sprint 2
7 non-essential cookie(s) set without consent banner (Compliance)
- Sprint 1
2 image-only link(s) without alt text (Accessibility)
- Sprint 1
Permissions-Policy covers 0/10 high-risk features (0%) (Security)
- Sprint 2
DNS resolution is slow (254 ms) (Infrastructure)
- Sprint 1
Transfer efficiency: 53% (Sustainability)
- Sprint 2
7 images missing alt text (Content)
- Sprint 1
External script from static.doubleclick.net lacks integrity attribute (Security)
- Sprint 1
100% of images have non-descriptive filenames (SEO)
- Sprint 3
https://m.youtube.com/s/_/ytmweb/_/js/k=ytmweb.c3_...: 26 KB unused (87%) (Performance)
- Sprint 1
8 render-blocking stylesheet(s) -- recommended: <=3 (Performance)
…and 61 more recommended item(s)