Audit Result

UUID: 01a06bd5-9ef3-7224-9c61-3182425fd2d6

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minhnn.fun

https://minhnn.fun/

Scanned 2 days ago

86
Excellent Score
39 total checks
Passed
28
Warnings
11
Errors
0

Meta Information

  • Title Tag Pass

    Found 45 characters. Length is optimal.

  • Meta Description Pass

    Found 121 characters. Good snippet length.

  • Canonical URL Pass

    Canonical found: https://minhnn.fun/

  • Favicon Warning

    No favicon link found in <head>.

    Fix: Add <link rel="icon" href="/favicon.ico"> to ensure browser tab and bookmark visibility.

  • Viewport Meta Pass

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

  • HTML Lang Pass

    Language declared as "vi".

Content Structure

  • H1 Tag Pass

    Exactly one H1 found: "Nguyễn Nhật MinhNguyễn Nhật Minh".

  • Heading Hierarchy Pass

    Valid heading flow across 25 headings.

  • Image Alt Text Pass

    All 1 images include alt text.

Technical Optimization

  • HTTPS Pass

    Page is served over HTTPS.

  • HSTS & HTTPS Redirect Warning

    2 HTTPS hardening issues detected.

    • • HSTS max-age is too short (2592000s).
    • • Could not probe the HTTP version of this page.
    • • Strict-Transport-Security: max-age=2592000; includeSubDomains

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

  • Security Headers Warning

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

    Full HTTP headers (15)
    • • alt-svc: h3=":443"; ma=86400
    • • cf-cache-status: DYNAMIC
    • • cf-ray: a35c1a102bd6ef61-IAD
    • • content-encoding: zstd
    • • content-type: text/html
    • • date: Fri, 04 Sep 2026 09:52:31 GMT
    • • last-modified: Mon, 27 Jul 2026 03:22:22 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=hksiZ8JNNQ3kq7imEkBLFUk74bj3Jk0PbZqzWQaTIvqB3Q8%2FDy%2F%2BrzO0OQ%2FFFRI2QKCYnCcq6Y1HunT0CvaqySBemFRAi08YqqNRMJwrkOSsvQRzxJb%2BvROJxxUBkVOEOGFRM6tj2YOO"}]}
    • • server: cloudflare
    • • server-timing: cfCacheStatus;desc="DYNAMIC" cfEdge;dur=13,cfOrigin;dur=736
    • • speculation-rules: "/cdn-cgi/speculation"
    • • strict-transport-security: max-age=2592000; includeSubDomains
    • • vary: accept-encoding
    • • x-content-type-options: nosniff

    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-cache-status: DYNAMIC
    • • cf-ray: a35c1a102bd6ef61-IAD
  • Perceived Load Time Warning

    Loaded in 1.60s (perceived).

    Fix: Reduce payload size, cache static assets, and remove non-critical JS from initial load.

  • Render Blocking Resources Warning

    0 scripts and 2 styles may block rendering.

    • • style: https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&display=swap
    • • style: https://minhnn.fun/assets/index-CXgngByq.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://minhnn.fun/sitemap.xml.

  • Crawl Directives Pass

    Robots meta found: index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1

Accessibility Basics

  • Form Labels Pass

    All 0 controls are labeled.

  • Landmarks Pass

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

  • Tap Target Size Warning

    17 interactive elements appear smaller than 48px.

    • • a.text-muted.text-[14px] (Giới thiệu) - 66x22px
    • • a.text-muted.text-[14px] (Kỹ năng) - 55x22px
    • • a.text-muted.text-[14px] (Kinh nghiệm) - 85x22px
    • • a.text-muted.text-[14px] (Dự án) - 39x22px
    • • button.text-[#f4f7ff].border (Switch to English) - 48x44px
    • • a.text-muted.flex (Github) - 85x21px
    • • a.text-muted.flex (Linkedin) - 95x21px
    • • a.text-muted.flex (Facebook) - 101x21px
    • • a.text-muted.flex (Instagram) - 105x21px
    • • a.shrink-0.rounded-full (Xem GitHub: Hệ thống LMS học tiếng Nhật) - 107x38px
    • • a.shrink-0.rounded-full (Xem GitHub: Badminton Booking System - BE) - 107x38px
    • • a.shrink-0.rounded-full (Xem GitHub: Các dự án Frontend khác) - 107x38px
    • • a.text-muted.text-[12px] (GitHub) - 64x19px
    • • a.text-muted.text-[12px] (LinkedIn) - 71x19px
    • • a.text-muted.text-[12px] (Facebook) - 77x19px
    • • a.text-muted.text-[12px] (Instagram) - 83x19px
    • • a (Lên đầu trang ↑) - 81x18px

    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 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

    1 social preview quality issues detected.

    • • ISSUE: Preview image aspect ratio (1.00) differs from the recommended ~1.91:1.
    • • 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: 0.44 MB
    • • MEASURED: Image dimensions: 1365x1365

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

Links Analysis

  • Internal Links Pass

    Checked 4 links. No broken internal links found.

  • External Links Warning

    1 external links returned errors or timed out.

    • • https://www.linkedin.com/in/nguyen-minh-60016b387/ (HTTP 999)

    Fix: Replace dead external URLs or point to working alternatives.

  • Link Format Pass

    All 20 links use non-empty href values.

Performance & Runtime