Audit Result

UUID: 019ff783-5b41-70f8-8af8-00c9d0ebffce

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textdiff.dev

https://textdiff.dev/

Scanned 3 weeks ago

95
Excellent Score
39 total checks
Passed
35
Warnings
4
Errors
0

Meta Information

  • Title Tag Pass

    Found 55 characters. Length is optimal.

  • Meta Description Pass

    Found 127 characters. Good snippet length.

  • Canonical URL Pass

    Canonical found: https://textdiff.dev/

  • Favicon Pass

    Favicon found and reachable: /favicon.ico (HTTP 200).

    Favicon
  • Viewport Meta Pass

    Viewport configured: width=device-width, initial-scale=1.0

  • HTML Lang Pass

    Language declared as "en".

Content Structure

Technical Optimization

  • HTTPS Pass

    Page is served over HTTPS.

  • HSTS & HTTPS Redirect Warning

    1 HTTPS hardening issues detected.

    • • Could not probe the HTTP version of this page.
    • • Strict-Transport-Security: max-age=31536000; includeSubDomains

    Fix: Set Strict-Transport-Security with a long max-age, add includeSubDomains, and redirect all HTTP requests to HTTPS.

  • Security Headers Pass

    Core security headers were detected.

    Full HTTP headers (18)
    • • access-control-allow-origin: *
    • • age: 11811
    • • alt-svc: h3=":443"; ma=86400
    • • cache-control: public, max-age=0, s-maxage=2592000
    • • cf-cache-status: HIT
    • • cf-ray: a2a1fcf2ade2f274-IAD
    • • content-encoding: gzip
    • • content-security-policy: default-src 'self'; script-src 'self' https://textdiff.stats.fiveem.com; script-src-attr 'unsafe-inline'; img-src 'self' data:; media-src 'self' blob:; connect-src 'self' https://textdiff.stats.fiveem.com; frame-ancestors 'self'; base-uri 'self'; form-action 'self'; object-src 'none'
    • • content-type: text/html
    • • date: Wed, 12 Aug 2026 19:46:46 GMT
    • • last-modified: Sat, 04 Jul 2026 13:27:07 GMT
    • • permissions-policy: camera=(), microphone=(), geolocation=(), payment=(), usb=()
    • • referrer-policy: strict-origin-when-cross-origin
    • • server: cloudflare
    • • strict-transport-security: max-age=31536000; includeSubDomains
    • • svid: 787901653253a654633d2a053f19152654aab7f9c8ee02cc40452855be6ff6fd6ee063dbe8d1ed6f39169175ca40c2e69ed741a1423a8d2d16b69adffeecabc17a416be7e6b3f98ed4861d419bf9ce4efc63f691052e5b4f3e1a7cc94e7c1d044a4d1a8455d98dd88a56fdc4aefebd7985755dec2d2a3a5d2be692fd5b9382cbab4fac920e12d906de1070488b2b3d3f880c2b8a331d0a57c3c6eb415eb5f659ab525966a099b234989bd2eb9a050212abb6374537f7c596a15c4d2cdf7db323f524dcc85a514494edc94e49beb93548acfdb391d248e4905c2aae58703d31c4f8f8de
    • • x-content-type-options: nosniff
    • • x-frame-options: SAMEORIGIN
  • CSP Quality Pass

    Content Security Policy looks restrictive and avoids common unsafe directives.

    • • Content-Security-Policy: default-src 'self'; script-src 'self' https://textdiff.stats.fiveem.com; script-src-attr 'unsafe-inline'; img-src 'self' data:; media-src 'self' blob:; connect-src 'self' https://textdiff.stats.fiveem.com; frame-ancestors 'self'; base-uri 'self'; form-action 'self'; object-src 'none'
  • Cookie Security Pass

    No first-party cookies were set during the initial page load.

  • Server Version Disclosure Pass

    Server response headers do not expose version tokens.

  • Cloudflare Proxy Pass

    Domain appears to be behind Cloudflare.

    • • server: cloudflare
    • • cf-cache-status: HIT
    • • cf-ray: a2a1fcf2ade2f274-IAD
  • Perceived Load Time Pass

    Loaded in 0.37s (perceived).

  • Render Blocking Resources Warning

    0 scripts and 1 styles may block rendering.

    • • style: https://textdiff.dev/assets/index-GJQDr_AZ.css

    Fix: Defer non-critical scripts and inline critical CSS to improve first paint speed.

  • Compression Pass

    Text-like assets appear compressed.

  • Robots.txt Pass

    Found robots.txt (200).

  • Sitemap File Pass

    Found sitemap (200) at https://textdiff.dev/sitemap.xml.

  • Crawl Directives Pass

    Robots meta found: index, follow

Accessibility Basics

  • Form Labels Pass

    All 2 controls are labeled.

  • Landmarks Pass

    Header, nav, main, and footer landmarks are present.

  • Tap Target Size Warning

    2 interactive elements appear smaller than 48px.

    • • a.powered-by (✨ This project is powered by LunaFinder) - 289x24px
    • • button.btn-primary (Compare paragraphs) - 201x38px

    Fix: Increase target size to at least 48x48 CSS pixels for touch interactions.

Social & Rich Results

  • Open Graph Basics Pass

    Core Open Graph tags are present.

  • Open Graph Image Pass

    og:image is present and absolute.

    Open Graph Image
  • Twitter Card Pass

    twitter:card set to summary_large_image.

  • Structured Data Pass

    JSON-LD schema detected.

  • PWA Metadata Pass

    Manifest and Apple touch icon are configured.

  • Open Graph/Twitter Quality Pass

    Social preview metadata and image quality look good for Open Graph/Twitter.

    • • GUIDELINE: Optimal og:title length: 40-60 characters (acceptable: 10-70).
    • • GUIDELINE: Optimal og:description length: 110-160 characters (acceptable: 50-200).
    • • GUIDELINE: Optimal preview image size: 1200x630 pixels.
    • • GUIDELINE: Optimal preview image aspect ratio: 1.91:1.
    • • GUIDELINE: Optimal preview image file size: under 5 MB.
    • • GUIDELINE: Recommended twitter:card: summary_large_image.
    • • MEASURED: Image size: 0.26 MB
    • • MEASURED: Image dimensions: 1200x630

Links Analysis

Performance & Runtime

  • Core Web Vitals: LCP Pass

    Largest Contentful Paint: 0.37s.

  • Core Web Vitals: CLS Pass

    Cumulative Layout Shift: 0.000.

  • Main Thread Blocking (TBT) Pass

    Total Blocking Time estimate: 0ms.

  • Broken Assets Pass

    No failed CSS/JS/image/font/media requests detected.

  • JavaScript Runtime Errors Warning

    2 JavaScript runtime issues detected.

    • • Applying inline style violates the following Content Security Policy directive 'default-src 'self''. Either the 'unsafe-inline' keyword, a hash ('sha256-yLNrt3yy5MesSWdA7slDxfF8o82C/jERt1ux2RRjxbs='), or a nonce ('nonce-...') is required to enable inline execution. Note also that 'style-src' was not explicitly set, so 'default-src' is used as a fallback. The action has been blocked. [https://textdiff.dev/:40]
    • • Executing inline script violates the following Content Security Policy directive 'script-src 'self' https://textdiff.stats.fiveem.com'. Either the 'unsafe-inline' keyword, a hash ('sha256-mZzhE9Ei4jgS33uGvyp8n1a8Iq2sws3UbTKkRmFTdEs='), or a nonce ('nonce-...') is required to enable inline execution. The action has been blocked. [https://textdiff.dev/:93]

    Fix: Fix JS files returning 404/failed requests and resolve the listed runtime exceptions.