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Changes

https://costdown.org
Compared to previous audit · 3 hours ago View previous audit

Madrid, Spain → New York, United Stated

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

3
New issues
10
Resolved
16
score changes
CategoryPreviousCurrentChange
CompositeA (92)A (93) +1.000
PerformanceA+ (97)A+ (97)—
SecurityA (93)A (94) +1.000
AccessibilityA (90)A (90)—
SEOA (94)A (94)—
InfrastructureB (88)A (90) +2.000
ComplianceB (85)B (85)—
ContentB (83)B (85) +2.000
SustainabilityA+ (98)A+ (98)—
MetricPreviousCurrentChange
Performance 76009300 +1700
Accessibility 96009600—
Best Practices 1000010000—
SEO 91009100—
PWA 00—
Desktop Performance 99009900—
Desktop Accessibility 96009600—
Desktop Best Practices 1000010000—
Desktop SEO 92009200—
FCP 1.77 s1.06 s -713 ms
LCP 4.31 s3.05 s -1.26 s
TBT 354 ms126 ms -228 ms
CLS 0.0000.000—
Desktop FCP 582 ms550 ms -32 ms
Desktop LCP 952 ms980 ms +28 ms
Desktop TBT 19 ms0 ms -19 ms
Desktop CLS 0.0000.000—
TTFB †576 ms448 ms -128 ms
DNS †31 ms40 ms +9 ms
TLS †10 ms24 ms +14 ms
Connect †2 ms17 ms +15 ms
Total †670 ms646 ms -24 ms

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

WARNING 1 render-blocking <script src> tag(s) without async/defer performance
WARNING https://costdown.org/: 272ms CPU time performance
WARNING DMARC policy is none — monitoring only security
CRITICAL Broken link: https://costdown.org/article/5 content
CRITICAL Broken link: https://costdown.org/article/2 content
CRITICAL Broken link: https://costdown.org/article/14 content
WARNING No DMARC record found security
WARNING https://costdown.org/_next/static/chunks/1255-fc6c...: 299ms CPU time performance
WARNING No SPF record found security
WARNING https://costdown.org/: 634ms CPU time performance
WARNING Unattributable: 392ms CPU time performance
WARNING https://costdown.org/_next/static/chunks/webpack-a...: 386ms CPU time performance
WARNING 51 of 54 links are healthy content
CRITICAL Both www and non-www versions serve content infrastructure
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 Cross-Origin-Embedder-Policy header is missing security
WARNING X-Powered-By header reveals technology stack security
WARNING All 1 images use legacy formats (JPEG/PNG/GIF) content
content-security-policy
default-src 'self'; script-src 'self' 'nonce-dusE9ahaTRFqrElp8cAlyA==' https:... → default-src 'self'; script-src 'self' 'nonce-h6Pyg/ohyGYlwmKltdp45A==' 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

+4 pts
A (93) Could reach A+ (97)
Infrastructure +10Content +8Security +6Accessibility +4Compliance +4Performance +3

Estimate — actual results may vary (11 issues to fix)

Website improvement report — Costdown

August 28, 2026 → August 28, 2026

A A 92 → 93 +1 pts

10

Resolved

3

New issues

8

Still remaining

Financial summary

Investment delivered

₫1,800,000 in development time

Investment remaining

₫5,550,000 to complete the remaining items

Ongoing risk

₫2,760/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)94 (A)+1
Accessibility90 (A)90 (A)0
SEO94 (A)94 (A)0
Infrastructure88 (B)90 (A)+2
Compliance85 (B)85 (B)0
Content83 (B)85 (B)+2
Sustainability98 (A+)98 (A+)0

Resolved (10)

  • No DMARC record found (Security)

    → Reduced attack surface for visitors

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

    → Page loads faster for users

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

    → Stronger social sharing and on-page quality

  • No SPF record found (Security)

    → Reduced attack surface for visitors

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

    → Page loads faster for users

  • Unattributable: 392ms CPU time (Performance)

    → Page loads faster for users

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

    → Page loads faster for users

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

    → Stronger social sharing and on-page quality

  • 51 of 54 links are healthy (Content)

    → Stronger social sharing and on-page quality

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

    → Stronger social sharing and on-page quality

Recommended next steps (11)

  • 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/: 272ms CPU time (Performance)

  • Sprint 1

    DMARC policy is none — monitoring only (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

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

  • Sprint 1

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

  • Sprint 2

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

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