Changes
Madrid, Spain → Amsterdam, Netherlands
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 | A (93) | A (93) | — |
| Performance | A (96) | A+ (97) | +1.000 |
| Security | A (96) | A (96) | — |
| Accessibility | A (90) | A (90) | — |
| SEO | A (96) | A (96) | — |
| Infrastructure | A (90) | A (90) | — |
| Compliance | C (74) | C (74) | — |
| Content | A (94) | A (95) | +1.000 |
| Sustainability | A+ (98) | A+ (98) | — |
| Metric | Previous | Current | Change |
|---|---|---|---|
| Performance | 7900 | 9400 | +1500 |
| Accessibility | 9600 | 9600 | — |
| Best Practices | 10000 | 10000 | — |
| SEO | 9100 | 9100 | — |
| PWA | 0 | 0 | — |
| Desktop Performance | 9900 | 9900 | — |
| Desktop Accessibility | 9600 | 9600 | — |
| Desktop Best Practices | 10000 | 10000 | — |
| Desktop SEO | 9200 | 9200 | — |
| FCP | 1.80 s | 1.45 s | -350 ms |
| LCP | 3.83 s | 2.95 s | -875 ms |
| TBT | 349 ms | 96 ms | -252 ms |
| CLS | 0.000 | 0.000 | — |
| Desktop FCP | 590 ms | 559 ms | -30 ms |
| Desktop LCP | 996 ms | 905 ms | -92 ms |
| Desktop TBT | 11 ms | 0 ms | -11 ms |
| Desktop CLS | 0.000 | 0.000 | — |
| TTFB † | 335 ms | 583 ms | +248 ms |
| DNS † | 28 ms | 35 ms | +7 ms |
| TLS † | 17 ms | 22 ms | +5 ms |
| Connect † | 1 ms | 17 ms | +16 ms |
| Total † | 414 ms | 640 ms | +226 ms |
† Timing metrics may vary by worker location and do not necessarily indicate site changes.
link </_next/static/media/62c97acc3aa63787-s.p.woff2>; rel=preload; as="font"; cro... → </_next/static/media/62c97acc3aa63787-s.p.woff2>; rel=preload; as="font"; cro...content-security-policy default-src 'self'; script-src 'self' 'nonce-xkYwXXlHC+vhVuqgCm/irw==' https:... → default-src 'self'; script-src 'self' 'nonce-1spJL18jX1n4AsY1iRAFhA==' https:...15 headers unchanged
Technology stack unchanged
12 technologies unchanged
Looking ahead
+4 ptsEstimate — actual results may vary (12 issues to fix)
Website improvement report — Costdown
September 1, 2026 → September 4, 2026
7
Resolved
3
New issues
9
Still remaining
Financial summary
Investment delivered
₫600,000 in development time
Investment remaining
₫6,750,000 to complete the remaining items
Ongoing risk
₫2,691/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 | 93 (A) | 93 (A) | 0 |
| Performance | 96 (A) | 97 (A+) | +1 |
| Security | 96 (A) | 96 (A) | 0 |
| Accessibility | 90 (A) | 90 (A) | 0 |
| SEO | 96 (A) | 96 (A) | 0 |
| Infrastructure | 90 (A) | 90 (A) | 0 |
| Compliance | 74 (C) | 74 (C) | 0 |
| Content | 94 (A) | 95 (A) | +1 |
| Sustainability | 98 (A+) | 98 (A+) | 0 |
Resolved (7)
https://costdown.org/_next/static/chunks/4bd1b696-...: 407ms CPU time (Performance)
→ Page loads faster for users
55 of 57 links are healthy (Content)
→ Stronger social sharing and on-page quality
Broken link: https://costdown.org/article/2 (Content)
→ Stronger social sharing and on-page quality
Broken link: https://costdown.org/article/5 (Content)
→ Stronger social sharing and on-page quality
https://costdown.org/: 823ms CPU time (Performance)
→ Page loads faster for users
https://costdown.org/_next/static/chunks/1255-fc6c...: 417ms CPU time (Performance)
→ Page loads faster for users
Unattributable: 347ms CPU time (Performance)
→ Page loads faster for users
Recommended next steps (12)
- Sprint 1
Both www and non-www versions serve content (Infrastructure)
- 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
https://costdown.org/: 435ms CPU time (Performance)
- Sprint 1
No accessibility statement detected (Compliance)
- Sprint 2
All 1 images use legacy formats (JPEG/PNG/GIF) (Content)
- Sprint 1
X-Powered-By header reveals technology stack (Security)
- Sprint 1
Skip navigation link is missing (WCAG 2.4.1) (Accessibility)
- Sprint 1
Registrar lock is NOT enabled (Infrastructure)
- Sprint 2
1 images significantly larger than display size (Content)
- Sprint 2
Cross-Origin-Embedder-Policy header is missing (Security)
- Sprint 1
DMARC policy is none — monitoring only (Security)