Audit Result

UUID: 019d8208-a1fd-7102-9777-492fa9de5672

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dotneet.com

https://dotneet.com/

Scanned 4 months ago

81
Fair Score
39 total checks
Passed
25
Warnings
13
Errors
1

Meta Information

  • Title Tag Warning

    Found 17 characters. Keep title between 30 and 60 characters.

    Fix: Add a unique <title> tag describing the main page intent in 30-60 characters.

  • Meta Description Warning

    Found 13 characters. Keep description around 70-160 characters.

    Fix: Add <meta name="description" content="..."> in <head> with a clear page summary.

  • Canonical URL Pass

    Canonical found: http://localhost:3000

  • Favicon Pass

    Favicon found and reachable: /favicon.ico?603d046c9a6fdfbb (HTTP 200).

    Favicon
  • Viewport Meta Pass

    Viewport configured: width=device-width, initial-scale=1

  • HTML Lang Pass

    Language declared as "ja".

Content Structure

  • H1 Tag Error

    No H1 heading found.

    Fix: Use a single, descriptive <h1> that states the primary purpose of the page.

  • Heading Hierarchy Pass

    Valid heading flow across 1 headings.

  • Image Alt Text Pass

    All 0 images include alt text.

Technical Optimization

  • HTTPS Pass

    Page is served over HTTPS.

  • HSTS & HTTPS Redirect Warning

    2 HTTPS hardening issues detected.

    • • Missing Strict-Transport-Security header.
    • • Could not probe the HTTP version of this page.

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

  • Security Headers Warning

    Missing: strict-transport-security, content-security-policy, x-frame-options, x-content-type-options, referrer-policy.

    Full HTTP headers (15)
    • • alt-svc: h3=":443"; ma=86400
    • • cache-control: s-maxage=31536000
    • • cf-ray: 9eb2d21c8908d6af-IAD
    • • content-encoding: zstd
    • • content-type: text/html; charset=utf-8
    • • date: Sun, 12 Apr 2026 14:11:32 GMT
    • • nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
    • • report-to: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=mYnQcuiS44P4tRv9Lqui98KG7jQG5GK9CGSIJXm4qkNd8NTDzilAGMRYB9iM0f3R4H%2BFOuIE%2FgSX1OZr%2BEmKNImEQ5abJzopbEgluiEcd3%2F8XMYRpGI4%2FLSHbGhlBDDv9B1wHfocNJC7Qw%3D%3D"}]}
    • • server: cloudflare
    • • vary: rsc, next-router-state-tree, next-router-prefetch, next-router-segment-prefetch
    • • x-nextjs-cache: HIT
    • • x-nextjs-prerender: 1,1
    • • x-nextjs-stale-time: 300
    • • x-opennext: 1
    • • x-powered-by: Next.js

    Fix: Add the missing security headers at your reverse proxy or application layer.

  • CSP Quality Warning

    Content-Security-Policy header is missing.

    • • Missing Content-Security-Policy header.

    Fix: Define a restrictive Content-Security-Policy and avoid unsafe directives such as unsafe-inline and unsafe-eval.

  • 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-ray: 9eb2d21c8908d6af-IAD
  • Perceived Load Time Pass

    Loaded in 0.88s (perceived).

  • Render Blocking Resources Warning

    1 scripts and 2 styles may block rendering.

    • • script: https://dotneet.com/_next/static/chunks/polyfills-42372ed130431b0a.js
    • • style: https://dotneet.com/_next/static/css/89e0cf834ca02431.css
    • • style: https://dotneet.com/_next/static/css/37d2e6f019229108.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://dotneet.com/sitemap.xml.

  • Crawl Directives Warning

    No robots meta tag defined.

    Fix: Add <meta name="robots" content="index,follow"> (or the intended directive) in <head>.

Accessibility Basics

  • Form Labels Pass

    All 0 controls are labeled.

  • Landmarks Warning

    Missing landmarks: nav.

    Fix: Use semantic regions (<header>, <nav>, <main>, <footer>) for navigation and assistive tech.

  • Tap Target Size Pass

    Interactive targets look touch-friendly.

Social & Rich Results

  • Open Graph Basics Warning

    Missing og:title or og:description.

    Fix: Add og:title and og:description tags to control social preview text.

  • Open Graph Image Warning

    og:image is missing.

    Fix: Add <meta property="og:image" content="https://..."> with a high-quality share image.

  • Twitter Card Pass

    twitter:card set to summary_large_image.

  • Structured Data Warning

    No JSON-LD schema scripts found.

    Fix: Add JSON-LD structured data matching your page type (Organization, Article, Product, etc.).

  • PWA Metadata Warning

    Manifest or Apple touch icon is missing.

    Fix: Link your web app manifest and apple-touch-icon for improved install/share experiences.

  • Open Graph/Twitter Quality Warning

    4 social preview quality issues detected.

    • • ISSUE: og:url should be an absolute URL.
    • • ISSUE: og:title should typically be between 10 and 70 characters.
    • • ISSUE: og:description should typically be between 50 and 200 characters.
    • • ISSUE: Use an absolute URL for og:image or twitter:image.
    • • 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.

    Fix: Use absolute OG/Twitter URLs, keep metadata lengths in recommended ranges, and provide a preview image near 1200x630 under 5MB.

Links Analysis

Performance & Runtime