Changes
| Category | Previous | Current | Change |
|---|---|---|---|
| Composite | B (89) | B (89) | — |
| Performance | A+ (97) | A+ (97) | — |
| Security | B (89) | B (89) | — |
| Accessibility | A (90) | A (90) | — |
| SEO | A (95) | A (95) | — |
| Infrastructure | A (90) | A (90) | — |
| Compliance | D (63) | D (63) | — |
| Content | C (75) | C (75) | — |
| Sustainability | A+ (98) | A+ (98) | — |
| Metric | Previous | Current | Change |
|---|---|---|---|
| Performance | 8000 | 9000 | +1000 |
| Accessibility | 9600 | 9600 | — |
| Best Practices | 10000 | 10000 | — |
| SEO | 9100 | 9100 | — |
| PWA | 0 | 0 | — |
| Desktop Performance | 9800 | 9800 | — |
| Desktop Accessibility | 9600 | 9600 | — |
| Desktop Best Practices | 10000 | 10000 | — |
| Desktop SEO | 9200 | 9200 | — |
| FCP | 1.49 s | 1.10 s | -391 ms |
| LCP | 4.75 s | 3.59 s | -1.17 s |
| TBT | 120 ms | 77 ms | -43 ms |
| CLS | 0.000 | 0.000 | — |
| Desktop FCP | 596 ms | 585 ms | -12 ms |
| Desktop LCP | 1.14 s | 1.09 s | -47 ms |
| Desktop TBT | 0 ms | 0 ms | — |
| Desktop CLS | 0.000 | 0.000 | — |
| TTFB | 373 ms | 375 ms | — |
| DNS † | 42 ms | 30 ms | -12 ms |
| TLS † | 23 ms | 22 ms | -1 ms |
| Connect † | 17 ms | 17 ms | -0 ms |
| Total † | 467 ms | 443 ms | -24 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-QP7ixZpxhP86HD7s+uN5+Q==' https:... → default-src 'self'; script-src 'self' 'unsafe-inline' https://static.cloudfla...13 headers unchanged
Technology stack unchanged
10 technologies unchanged
Looking ahead
+7 ptsEstimate — actual results may vary (19 issues to fix)
Website improvement report — Costdown
August 27, 2026 → August 27, 2026
1
Resolved
4
New issues
15
Still remaining
Financial summary
Investment remaining
₫12,450,000 to complete the remaining items
Ongoing risk
₫3,318/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 | 89 (B) | 89 (B) | 0 |
| Performance | 97 (A+) | 97 (A+) | 0 |
| Security | 89 (B) | 89 (B) | 0 |
| Accessibility | 90 (A) | 90 (A) | 0 |
| SEO | 95 (A) | 95 (A) | 0 |
| Infrastructure | 90 (A) | 90 (A) | 0 |
| Compliance | 63 (D) | 63 (D) | 0 |
| Content | 75 (C) | 75 (C) | 0 |
| Sustainability | 98 (A+) | 98 (A+) | 0 |
Resolved (1)
https://costdown.org/: 266ms CPU time (Performance)
→ Page loads faster for users
Recommended next steps (19)
- Sprint 3
'unsafe-inline' found in script source (Security)
- 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 1
https://costdown.org/: 360ms CPU time (Performance)
- Sprint 2
GDPR Article 13 disclosure coverage: 0 / 8 categories (Compliance)
- Sprint 2
Cross-Origin-Embedder-Policy header is missing (Security)
- Sprint 1
Cross-Origin-Opener-Policy header is missing (Security)
- Sprint 2
No DMARC record found (Security)
- Sprint 1
Skip navigation link is missing (WCAG 2.4.1) (Accessibility)
- Sprint 1
Terms of Service not detected (Compliance)
- Sprint 1
X-Powered-By header reveals technology stack (Security)
- Sprint 1
No Permissions-Policy header (Security)
- Sprint 1
No accessibility statement detected (Compliance)
- Sprint 1
No Open Graph meta tags found (Content)
- Sprint 2
All 1 images use legacy formats (JPEG/PNG/GIF) (Content)
…and 4 more recommended item(s)