Audit Result
UUID: 01a042b3-7ebf-709a-a8c3-ebcf56274c0c
https://agent.jobins.com/
Scanned 1 week ago
Meta Information
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Title Tag Warning
Found 18 characters. Keep title between 30 and 60 characters.
Fix: Add a unique <title> tag describing the main page intent in 30-60 characters.
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Meta Description Warning
Found 61 characters. Keep description around 70-160 characters.
Fix: Add <meta name="description" content="..."> in <head> with a clear page summary.
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Canonical URL Warning
Canonical link not found.
Fix: Add <link rel="canonical" href="https://example.com/page"> to avoid duplicate URL ambiguity.
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Viewport Meta Error
Viewport meta is missing.
Fix: Add <meta name="viewport" content="width=device-width, initial-scale=1"> for mobile rendering.
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HTML Lang Pass
Language declared as "jp".
Content Structure
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H1 Tag Error
No H1 heading found.
Fix: Use a single, descriptive <h1> that states the primary purpose of the page.
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Heading Hierarchy Pass
Valid heading flow across 1 headings.
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Image Alt Text Error
1 of 1 images are missing alt text.
Fix: Add meaningful alt attributes to all informative images for accessibility and image SEO.
Technical Optimization
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HTTPS Pass
Page is served over HTTPS.
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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.
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Security Headers Warning
Missing: strict-transport-security, content-security-policy, x-frame-options, x-content-type-options, referrer-policy.
Full HTTP headers (6)
- • cache-control: no-cache, private
- • content-encoding: gzip
- • content-type: text/html; charset=UTF-8
- • date: Thu, 27 Aug 2026 10:10:50 GMT
- • server: nginx
- • vary: Accept-Encoding
Fix: Add the missing security headers at your reverse proxy or application layer.
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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.
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Cookie Security Pass
No first-party cookies were set during the initial page load.
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Server response headers do not expose version tokens.
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Cloudflare Proxy Warning
Domain does not appear to be behind Cloudflare.
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Perceived Load Time Pass
Loaded in 0.97s (perceived).
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Render Blocking Resources Warning
0 scripts and 4 styles may block rendering.
- • style: https://agent.jobins.com/common/bootstrap4/css/bootstrap.min.css
- • style: https://agent.jobins.com/client/css/font-awesome.min.css
- • style: https://agent.jobins.com/client/css/font.css
- • style: https://fonts.googleapis.com/earlyaccess/roundedmplus1c.css
Fix: Defer non-critical scripts and inline critical CSS to improve first paint speed.
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Compression Pass
Text-like assets appear compressed.
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Robots.txt Pass
Found robots.txt (200).
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Sitemap File Pass
Found sitemap (200) at https://www.jobins.jp/sitemap.xml.
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Crawl Directives Warning
No robots meta tag defined.
Fix: Add <meta name="robots" content="index,follow"> (or the intended directive) in <head>.
Accessibility Basics
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Form Labels Pass
All 0 controls are labeled.
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Landmarks Warning
Missing landmarks: header, nav, main, footer.
Fix: Use semantic regions (<header>, <nav>, <main>, <footer>) for navigation and assistive tech.
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Tap Target Size Warning
1 interactive elements appear smaller than 48px.
- • a.btn.btn-secondary (戻る) - 130x38px
Fix: Increase target size to at least 48x48 CSS pixels for touch interactions.
Social & Rich Results
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Open Graph Basics Warning
Missing og:title or og:description.
Fix: Add og:title and og:description tags to control social preview text.
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Open Graph Image Warning
og:image is missing.
Fix: Add <meta property="og:image" content="https://..."> with a high-quality share image.
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Twitter Card Warning
twitter:card is missing.
Fix: Add <meta name="twitter:card" content="summary_large_image"> for better previews on X.
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Structured Data Warning
No JSON-LD schema scripts found.
Fix: Add JSON-LD structured data matching your page type (Organization, Article, Product, etc.).
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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.
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Open Graph/Twitter Quality Warning
5 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.
- • ISSUE: twitter:card is missing.
- • 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
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Internal Links Pass
Checked 1 links. No broken internal links found.
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External Links Pass
No broken external links found in checked URLs.
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Link Format Pass
All 1 links use non-empty href values.
Performance & Runtime
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Core Web Vitals: LCP Pass
Largest Contentful Paint: 1.07s.
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Core Web Vitals: CLS Pass
Cumulative Layout Shift: 0.003.
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Total Blocking Time estimate: 7ms.
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Broken Assets Pass
No failed CSS/JS/image/font/media requests detected.
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JavaScript Runtime Errors Warning
1 JavaScript runtime issues detected.
- • Failed to load resource: the server responded with a status of 403 () [https://agent.jobins.com/:1]
Fix: Fix JS files returning 404/failed requests and resolve the listed runtime exceptions.