Audit Result

UUID: 019e68ed-b9e2-73df-84cc-931e65bc12e3

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www.cdt.ch

https://www.cdt.ch/

Scanned 3 months ago

72
Fair Score
39 total checks
Passed
20
Warnings
16
Errors
3

Meta Information

  • Title Tag Pass

    Found 60 characters. Length is optimal.

  • Meta Description Pass

    Found 92 characters. Good snippet length.

  • Canonical URL Pass

    Canonical found: https://www.cdt.ch/

  • Favicon Pass

    Favicon found and reachable: https://naxos-cdn01.gruppocdt.ch/cdt/system/favicon/favicon/cdt-favi.ico (HTTP 200).

    Favicon
  • Viewport Meta Pass

    Viewport configured: width=device-width

  • HTML Lang Pass

    Language declared as "it-IT".

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 Error

    1 of 32 images are missing alt text.

    Fix: Add meaningful alt attributes to all informative images for accessibility and image SEO.

Technical Optimization

  • HTTPS Pass

    Page is served over HTTPS.

  • HSTS & HTTPS Redirect Warning

    2 HTTPS hardening issues detected.

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

    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, referrer-policy.

    Full HTTP headers (13)
    • • cache-control: private, no-cache, no-store, max-age=0, must-revalidate
    • • cf-cache-status: DYNAMIC
    • • cf-ray: a024409ecb2cd6c3-IAD
    • • content-encoding: br
    • • content-type: text/html; charset=utf-8
    • • date: Wed, 27 May 2026 10:14:24 GMT
    • • server: cloudflare
    • • strict-transport-security: max-age=31536000;
    • • vary: Accept-Encoding
    • • x-content-type-options: nosniff
    • • x-frame-options: SAMEORIGIN
    • • x-powered-by: Next.js
    • • x-xss-protection: 1; mode=block

    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: a024409ecb2cd6c3-IAD
  • Perceived Load Time Pass

    Loaded in 0.74s (perceived).

  • Render Blocking Resources Warning

    6 scripts and 4 styles may block rendering.

    • • script: https://www.cdt.ch/js/audienz.js
    • • script: https://www.cdt.ch/js/iubenda.js?v=005
    • • script: https://cdn.iubenda.com/cs/tcf/stub-v2.js
    • • script: https://cdn.iubenda.com/cs/tcf/safe-tcf-v2.js
    • • script: https://www.npttech.com/advertising.js
    • • script: https://cdn.iubenda.com/cs/tcf/versions/tcf-v2-0.30.9.js
    • • style: https://cdn.plyr.io/3.7.3/plyr.css
    • • style: https://www.cdt.ch/_next/static/css/88b31b431f11a744.css
    • • style: https://www.cdt.ch/_next/static/css/98ac8b483c4b3e67.css
    • • style: https://www.cdt.ch/_next/static/css/7d037ce1dafbd0c2.css

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

  • Compression Warning

    3 text resources look uncompressed.

    • • https://matomo.gruppocdt.ch//matomo.js (application/javascript)
    • • https://matomo.gruppocdt.ch//matomo.php?action_name=Corriere%20del%20Ticino%3A%20Ultime%20Notizie%2C%20Approfondimenti%20e%20Video&idsite=1&rec=1&r=730093&h=12&m=14&s=25&url=https%3A%2F%2Fwww.cdt.ch%2F&_id=a9cdc8eba32b6574&_idn=1&send_image=0&_refts=0&pv_id=7KdAvM&pf_net=0&pf_srv=226&pf_tfr=8&pf_dm1=255&uadata=%7B%22formFactors%22%3A%5B%22Desktop%22%5D%2C%22fullVersionList%22%3A%5B%7B%22brand%22%3A%22Not%3AA-Brand%22%2C%22version%22%3A%2299.0.0.0%22%7D%2C%7B%22brand%22%3A%22HeadlessChrome%22%2C%22version%22%3A%22145.0.7632.6%22%7D%2C%7B%22brand%22%3A%22Chromium%22%2C%22version%22%3A%22145.0.7632.6%22%7D%5D%2C%22mobile%22%3Afalse%2C%22model%22%3A%22%22%2C%22platform%22%3A%22Linux%22%2C%22platformVersion%22%3A%22%22%7D&cookie=1&res=1280x800 (text/html; charset=UTF-8)
    • • https://openpanel.gruppocdt.ch/api/track (application/json; charset=utf-8)

    Fix: Enable Brotli or Gzip compression for HTML, CSS, JS, and JSON responses.

  • Robots.txt Pass

    Found robots.txt (200).

  • Sitemap File Pass

    Found sitemap (200) at https://naxos-cdn01.gruppocdt.ch/cdt/sitemaps/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 Error

    2 of 4 controls are missing labels.

    • • input[type="text"].wnh__location-input (CAP / Città)
    • • input[type="text"].focus (search)

    Fix: Associate each form control with a visible label, aria-label, or aria-labelledby.

  • Landmarks Warning

    Missing landmarks: nav.

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

  • Tap Target Size Warning

    13 interactive elements appear smaller than 48px.

    • • button.wnh__search-button (Trova un immobile) - 148x32px
    • • a - 357x40px
    • • a.login (Login) - 77x35px
    • • a (E-paperLeggi) - 88x29px
    • • a (PodcastAscolta) - 88x29px
    • • a (NewsletterIscriviti) - 105x29px
    • • a (Archivio StoricoScopri) - 137x29px
    • • a (CdT ClubApprofitta) - 99x29px
    • • a (AbbonatiScopri le Offerte) - 99x29px
    • • a (Hantavirus) - 84x19px
    • • a (CdTWeekend) - 99x19px
    • • a (L'Uomo e il clima) - 126x19px
    • • a (TicinoMagistratura, «sulle nomine c’è convergenza») - 757x36px

    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 Warning

    twitter:card is missing.

    Fix: Add <meta name="twitter:card" content="summary_large_image"> for better previews on X.

  • 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

    3 social preview quality issues detected.

    • • ISSUE: og:url should be an absolute URL.
    • • ISSUE: Could not determine preview image dimensions.
    • • 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.
    • • MEASURED: Image size: 0.02 MB

    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 80 links. No broken internal links found.

  • External Links Warning

    1 external links returned errors or timed out.

    • • https://funebri.cdt.ch/ (HTTP 403)

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

  • Link Format Warning

    1 links are empty, invalid, or placeholder-only.

    • • href="#" text="Le tue preferenze relative alla privacy"

    Fix: Replace empty/#/javascript href values with real destinations or use buttons for non-navigation actions.

Performance & Runtime

  • Core Web Vitals: LCP Pass

    Largest Contentful Paint: 0.74s.

  • Core Web Vitals: CLS Warning

    Cumulative Layout Shift: 0.222.

    Fix: Reserve space for images/ads and avoid injecting layout-changing elements above existing content.

  • Main Thread Blocking (TBT) Pass

    Total Blocking Time estimate: 78ms.

  • Broken Assets Pass

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

  • JavaScript Runtime Errors Warning

    5 JavaScript runtime issues detected.

    • • Request failed: https://authconnector.cdt.ch/corporate/ip/access (HTTP 401, type: fetch)
    • • Request failed: https://adnz.co/header.js?adTagId=?? (HTTP 400, type: fetch)
    • • Request failed: https://adnz.co/header.js?adTagId=?? (net::ERR_ABORTED, type: fetch)
    • • Failed to load resource: the server responded with a status of 401 () [https://authconnector.cdt.ch/corporate/ip/access:1]
    • • Failed to load resource: the server responded with a status of 400 () [https://adnz.co/header.js?adTagId=??:1]

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