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Changes

https://costdown.org
Compared to previous audit · 18 minutes ago View previous audit

Madrid, Spain → Santa Clara, United States

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

3
New issues
4
Resolved
15
score changes
CategoryPreviousCurrentChange
CompositeA (92)A (93) +1.000
PerformanceA+ (97)A+ (97)—
SecurityA (93)A (93)—
AccessibilityA (90)A (90)—
SEOA (94)A (96) +2.000
InfrastructureB (83)A (90) +7.000
ComplianceB (85)B (85)—
ContentB (85)B (85)—
SustainabilityA+ (98)A+ (98)—
MetricPreviousCurrentChange
Performance 84009500 +1100
Accessibility 96009600—
Best Practices 1000010000—
SEO 91009100—
PWA 00—
Desktop Performance 99009900—
Desktop Accessibility 96009600—
Desktop Best Practices 1000010000—
Desktop SEO 92009200—
FCP 1.78 s1.06 s -721 ms
LCP 4.14 s2.74 s -1.40 s
TBT 127 ms125 ms -2 ms
CLS 0.0000.000—
Desktop FCP 586 ms527 ms -59 ms
Desktop LCP 921 ms874 ms -47 ms
Desktop TBT 5 ms0 ms -5 ms
Desktop CLS 0.0000.000—
TTFB †1.00 s498 ms -503 ms
DNS †24 ms34 ms +10 ms
TLS †13 ms22 ms +9 ms
Connect †7 ms17 ms +10 ms
Total †1.24 s652 ms -587 ms

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

WARNING https://costdown.org/_next/static/chunks/1255-fc6c...: 268ms CPU time performance
WARNING https://costdown.org/: 297ms CPU time performance
WARNING 1 render-blocking <script src> tag(s) without async/defer performance
WARNING https://costdown.org/: 931ms CPU time performance
WARNING Unattributable: 269ms CPU time performance
WARNING https://costdown.org/_next/static/chunks/1255-fc6c...: 293ms CPU time performance
WARNING IPv6 DNS records exist but server is not reachable infrastructure
CRITICAL Both www and non-www versions serve content infrastructure
WARNING Cross-Origin-Embedder-Policy header is missing security
WARNING X-Powered-By header reveals technology stack security
WARNING No DMARC record found security
WARNING No SPF record found security
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 1 images significantly larger than display size content
WARNING All 1 images use legacy formats (JPEG/PNG/GIF) content
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-QAfzgM1NolvN60rzwkpQ/w==' https:... → default-src 'self'; script-src 'self' 'nonce-Lwios7OkcmwxmqibOshXQw==' https:...

15 headers unchanged

Technology stack unchanged

11 technologies unchanged

Looking ahead

+4 pts
A (93) Could reach A+ (97)
Infrastructure +10Content +8Security +7Accessibility +4Compliance +4Performance +3

Estimate — actual results may vary (13 issues to fix)

Website improvement report — Costdown

August 28, 2026 → August 28, 2026

A A 92 → 93 +1 pts

4

Resolved

3

New issues

10

Still remaining

Financial summary

Investment delivered

₫600,000 in development time

Investment remaining

₫6,150,000 to complete the remaining items

Ongoing risk

₫2,514/month in ongoing exposure

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

Performance by category

MetricBeforeAfterChange
Overall score92 (A)93 (A)+1
Performance97 (A+)97 (A+)0
Security93 (A)93 (A)0
Accessibility90 (A)90 (A)0
SEO94 (A)96 (A)+2
Infrastructure83 (B)90 (A)+7
Compliance85 (B)85 (B)0
Content85 (B)85 (B)0
Sustainability98 (A+)98 (A+)0

Resolved (4)

  • https://costdown.org/: 931ms CPU time (Performance)

    → Page loads faster for users

  • Unattributable: 269ms CPU time (Performance)

    → Page loads faster for users

  • https://costdown.org/_next/static/chunks/1255-fc6c...: 293ms CPU time (Performance)

    → Page loads faster for users

  • IPv6 DNS records exist but server is not reachable (Infrastructure)

    → More reliable delivery

Recommended next steps (13)

  • Sprint 1

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

  • Sprint 1

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

  • Sprint 1

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

  • Sprint 2

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

  • Sprint 2

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

  • Sprint 1

    X-Powered-By header reveals technology stack (Security)

  • Sprint 2

    No DMARC record found (Security)

  • Sprint 1

    No SPF record found (Security)

  • Sprint 1

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

  • Sprint 1

    Registrar lock is NOT enabled (Infrastructure)

  • Sprint 1

    No accessibility statement detected (Compliance)

  • Sprint 2

    1 images significantly larger than display size (Content)

  • Sprint 2

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

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