Changes
Santa Clara, United States → Madrid, Spain
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 | B (87) | B (86) | -1.000 |
| Performance | A+ (97) | A (96) | -1.000 |
| Security | B (88) | B (88) | — |
| Accessibility | C (79) | C (79) | — |
| SEO | A (95) | A (95) | — |
| Infrastructure | A (90) | B (83) | -7.000 |
| Compliance | D (63) | D (63) | — |
| Content | C (75) | C (75) | — |
| Sustainability | A+ (98) | A+ (98) | — |
| Metric | Previous | Current | Change |
|---|---|---|---|
| Performance | 8900 | 6200 | -2700 |
| Accessibility | 9000 | 9000 | — |
| Best Practices | 10000 | 10000 | — |
| SEO | 9100 | 9100 | — |
| PWA | 0 | 0 | — |
| Desktop Performance | 10000 | 9800 | -200 |
| Desktop Accessibility | 9100 | 9100 | — |
| Desktop Best Practices | 10000 | 10000 | — |
| Desktop SEO | 9200 | 9200 | — |
| FCP | 1.38 s | 3.75 s | +2.36 s |
| LCP | 3.67 s | 7.06 s | +3.39 s |
| TBT | 108 ms | 208 ms | +100 ms |
| CLS | 0.000 | 0.000 | — |
| Desktop FCP | 483 ms | 585 ms | +101 ms |
| Desktop LCP | 785 ms | 1.04 s | +259 ms |
| Desktop TBT | 0 ms | 0 ms | — |
| Desktop CLS | 0.000 | 0.000 | — |
| TTFB † | 395 ms | 976 ms | +581 ms |
| DNS † | 39 ms | 11 ms | -28 ms |
| TLS † | 24 ms | 11 ms | -13 ms |
| Connect † | 17 ms | 4 ms | -13 ms |
| Total † | 453 ms | 1.15 s | +702 ms |
† Timing metrics may vary by worker location and do not necessarily indicate site changes.
HTTP headers unchanged
15 headers unchanged
Technology stack unchanged
10 technologies unchanged
Looking ahead
+10 ptsEstimate — actual results may vary (28 issues to fix)
Website improvement report — Costdown
August 27, 2026 → August 27, 2026
2
Resolved
6
New issues
22
Still remaining
Financial summary
Investment remaining
₫18,000,000 to complete the remaining items
Ongoing risk
₫3,490/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 | 87 (B) | 86 (B) | -1 |
| Performance | 97 (A+) | 96 (A) | -1 |
| Security | 88 (B) | 88 (B) | 0 |
| Accessibility | 79 (C) | 79 (C) | 0 |
| SEO | 95 (A) | 95 (A) | 0 |
| Infrastructure | 90 (A) | 83 (B) | -7 |
| Compliance | 63 (D) | 63 (D) | 0 |
| Content | 75 (C) | 75 (C) | 0 |
| Sustainability | 98 (A+) | 98 (A+) | 0 |
Resolved (2)
https://costdown.org/_next/static/chunks/1255-fc6c...: 271ms CPU time (Performance)
→ Page loads faster for users
https://costdown.org/: 259ms CPU time (Performance)
→ Page loads faster for users
Recommended next steps (28)
- Sprint 1
Both www and non-www versions serve content (Infrastructure)
- Sprint 3
'unsafe-inline' found in script source (Security)
- Sprint 2
3 control(s) without accessible label (Accessibility)
- Sprint 3
'unsafe-eval' found in script source (Security)
- Sprint 1
https://costdown.org/: 857ms CPU time (Performance)
- Sprint 1
https://costdown.org/_next/static/chunks/1255-fc6c...: 666ms CPU time (Performance)
- Sprint 2
1 render-blocking <script src> tag(s) without async/defer (Performance)
- Sprint 2
GDPR Article 13 disclosure coverage: 0 / 8 categories (Compliance)
- Sprint 1
Unattributable: 353ms CPU time (Performance)
- Sprint 2
IPv6 DNS records exist but server is not reachable (Infrastructure)
- Sprint 1
Registrar lock is NOT enabled (Infrastructure)
- Sprint 2
Cross-Origin-Embedder-Policy header is missing (Security)
- Sprint 1
X-Powered-By header reveals technology stack (Security)
- Sprint 1
No accessibility statement detected (Compliance)
- Sprint 1
Terms of Service not detected (Compliance)
…and 13 more recommended item(s)