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Changes

https://costdown.org
Compared to previous audit · 8 hours ago View previous audit

New York, United Stated → Madrid, Spain

These audits ran from different locations. Timing metrics (TTFB, DNS, TLS) may reflect network path differences rather than site changes.

9
New issues
2
Resolved
16
score changes
CategoryPreviousCurrentChange
CompositeA (93)A (92) -1.000
PerformanceA+ (97)A+ (97)—
SecurityA (93)A (93)—
AccessibilityA (90)A (90)—
SEOA (96)A (94) -2.000
InfrastructureA (90)B (88) -2.000
ComplianceB (85)B (85)—
ContentB (85)B (83) -2.000
SustainabilityA+ (98)A+ (98)—
MetricPreviousCurrentChange
Performance 95007600 -1900
Accessibility 96009600—
Best Practices 1000010000—
SEO 91009100—
PWA 00—
Desktop Performance 99009900—
Desktop Accessibility 96009600—
Desktop Best Practices 1000010000—
Desktop SEO 92009200—
FCP 1.06 s1.77 s +715 ms
LCP 2.74 s4.31 s +1.57 s
TBT 125 ms354 ms +229 ms
CLS 0.0000.000—
Desktop FCP 527 ms582 ms +55 ms
Desktop LCP 874 ms952 ms +78 ms
Desktop TBT 0 ms19 ms +19 ms
Desktop CLS 0.0000.000—
TTFB †498 ms576 ms +77 ms
DNS †34 ms31 ms -2 ms
TLS †22 ms10 ms -12 ms
Connect †17 ms2 ms -15 ms
Total †652 ms670 ms +18 ms

† Timing metrics may vary by worker location and do not necessarily indicate site changes.

CRITICAL Broken link: https://costdown.org/article/14 content
CRITICAL Broken link: https://costdown.org/article/5 content
CRITICAL Broken link: https://costdown.org/article/2 content
WARNING https://costdown.org/_next/static/chunks/webpack-a...: 386ms CPU time performance
WARNING https://costdown.org/_next/static/chunks/1255-fc6c...: 299ms CPU time performance
WARNING https://costdown.org/: 634ms CPU time performance
WARNING Unattributable: 392ms CPU time performance
WARNING 1 render-blocking <script src> tag(s) without async/defer performance
WARNING 51 of 54 links are healthy content
WARNING https://costdown.org/_next/static/chunks/1255-fc6c...: 268ms CPU time performance
WARNING https://costdown.org/: 297ms CPU time performance
CRITICAL Both www and non-www versions serve content infrastructure
WARNING Cross-Origin-Embedder-Policy header is missing security
WARNING No DMARC record found security
WARNING No SPF record found security
WARNING All 1 images use legacy formats (JPEG/PNG/GIF) content
WARNING Skip navigation link is missing (WCAG 2.4.1) accessibility
WARNING Registrar lock is NOT enabled infrastructure
WARNING No accessibility statement detected compliance
WARNING X-Powered-By header reveals technology stack security
WARNING 1 images significantly larger than display size content
content-security-policy
default-src 'self'; script-src 'self' 'nonce-Lwios7OkcmwxmqibOshXQw==' https:... → default-src 'self'; script-src 'self' 'nonce-dusE9ahaTRFqrElp8cAlyA==' https:...
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...

15 headers unchanged

Technology stack unchanged

11 technologies unchanged

Looking ahead

+6 pts
A (92) Could reach A+ (98)
Content +17Infrastructure +12Security +7Accessibility +4Compliance +4Performance +3

Estimate — actual results may vary (19 issues to fix)

Website improvement report — Costdown

August 28, 2026 → August 28, 2026

A A 93 → 92 -1 pts

2

Resolved

9

New issues

10

Still remaining

Financial summary

Investment remaining

₫7,050,000 to complete the remaining items

Ongoing risk

₫2,848/month in ongoing exposure

Figures are estimates based on local developer hourly rate, industry CPC, and regulatory fine ranges.

Performance by category

MetricBeforeAfterChange
Overall score93 (A)92 (A)-1
Performance97 (A+)97 (A+)0
Security93 (A)93 (A)0
Accessibility90 (A)90 (A)0
SEO96 (A)94 (A)-2
Infrastructure90 (A)88 (B)-2
Compliance85 (B)85 (B)0
Content85 (B)83 (B)-2
Sustainability98 (A+)98 (A+)0

Resolved (2)

  • https://costdown.org/_next/static/chunks/1255-fc6c...: 268ms CPU time (Performance)

    → Page loads faster for users

  • https://costdown.org/: 297ms CPU time (Performance)

    → Page loads faster for users

Recommended next steps (19)

  • Sprint 1

    Broken link: https://costdown.org/article/14 (Content)

  • Sprint 1

    Broken link: https://costdown.org/article/5 (Content)

  • Sprint 1

    Broken link: https://costdown.org/article/2 (Content)

  • Sprint 1

    Both www and non-www versions serve content (Infrastructure)

  • Sprint 1

    https://costdown.org/_next/static/chunks/webpack-a...: 386ms CPU time (Performance)

  • Sprint 1

    https://costdown.org/_next/static/chunks/1255-fc6c...: 299ms CPU time (Performance)

  • Sprint 1

    https://costdown.org/: 634ms CPU time (Performance)

  • Sprint 1

    Unattributable: 392ms CPU time (Performance)

  • Sprint 2

    1 render-blocking <script src> tag(s) without async/defer (Performance)

  • Sprint 1

    51 of 54 links are healthy (Content)

  • Sprint 2

    Cross-Origin-Embedder-Policy header is missing (Security)

  • Sprint 2

    No DMARC record found (Security)

  • Sprint 1

    No SPF record found (Security)

  • Sprint 2

    All 1 images use legacy formats (JPEG/PNG/GIF) (Content)

  • Sprint 1

    Skip navigation link is missing (WCAG 2.4.1) (Accessibility)

…and 4 more recommended item(s)

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