Audit Result
UUID: 019f04e4-5599-7143-b4ed-8f4697633a34
https://sslradar.io/
Scanned 3 weeks ago
Meta Information
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Title Tag Pass
Found 59 characters. Length is optimal.
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Meta Description Pass
Found 151 characters. Good snippet length.
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Canonical URL Pass
Canonical found: https://sslradar.io
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Viewport Meta Pass
Viewport configured: width=device-width, initial-scale=1.0
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HTML Lang Pass
Language declared as "en".
Content Structure
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H1 Tag Pass
Exactly one H1 found: "Free SSL Certificate Checker".
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Heading Hierarchy Pass
Valid heading flow across 7 headings.
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Image Alt Text Pass
All 0 images include alt text.
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.
- • 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.
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Security Headers Warning
Missing: content-security-policy, referrer-policy.
Full HTTP headers (18)
- • alt-svc: h3=":443"; ma=86400
- • cache-control: max-age=0, must-revalidate, no-cache, no-store, private
- • cf-cache-status: DYNAMIC
- • cf-ray: a11dcb3d8f81d62d-IAD
- • content-encoding: zstd
- • content-type: text/html; charset=utf-8
- • date: Fri, 26 Jun 2026 17:04:56 GMT
- • expires: Fri, 01 Jan 1990 00:00:00 GMT
- • nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
- • pragma: no-cache
- • report-to: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=oxO%2BGDRaOzfxG6U%2BZWIMFFfSYWVlG%2FWuGctlFHGmY3x7hCirU%2FJEHnqA1v5mmlb0FbYLSMTTkZbu832xJEz%2Brho%2FluuDbnPc3FFaT%2Fp2%2BMWT2wMHrZJXn%2BFH6Lp6qY20WXG90qtnx6z3Ow%3D%3D"}]}
- • server: cloudflare
- • server-timing: cfCacheStatus;desc="DYNAMIC" cfEdge;dur=12,cfOrigin;dur=377
- • strict-transport-security: max-age=31536000
- • vary: Accept-Encoding
- • x-content-type-options: nosniff
- • x-frame-options: SAMEORIGIN
- • x-xss-protection: 1; mode=block
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 Pass
Domain appears to be behind Cloudflare.
- • server: cloudflare
- • cf-cache-status: DYNAMIC
- • cf-ray: a11dcb3d8f81d62d-IAD
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Perceived Load Time Pass
Loaded in 1.10s (perceived).
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Render Blocking Resources Warning
0 scripts and 1 styles may block rendering.
- • style: https://sslradar.io/build/assets/app-oj_YrzIQ.css
Fix: Defer non-critical scripts and inline critical CSS to improve first paint speed.
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Compression Warning
2 text resources look uncompressed.
- • https://sslradar.io/build/assets/app-BvRk9kiK.js (application/javascript)
- • https://dnlog.com/js/pa-3gabaECx3m4xDJB1S9v4U.js (application/javascript)
Fix: Enable Brotli or Gzip compression for HTML, CSS, JS, and JSON responses.
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Robots.txt Pass
Found robots.txt (200).
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Sitemap File Pass
Found sitemap (200) at https://sslradar.io/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 2 controls are labeled.
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Landmarks Pass
Header, nav, main, and footer landmarks are present.
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Tap Target Size Warning
12 interactive elements appear smaller than 48px.
- • a.flex.items-center (SSLRadar) - 114x28px
- • button.relative.items-center (Tools) - 87x32px
- • a.relative.items-center (Log in) - 64x32px
- • a.relative.items-center (Sign up) - 76x32px
- • button.relative.items-center (Check SSL Checking…) - 107x40px
- • button.cursor-pointer.rounded-full (github.com) - 96x26px
- • button.cursor-pointer.rounded-full (cloudflare.com) - 124x26px
- • button.cursor-pointer.rounded-full (expired.badssl.com) - 152x26px
- • a.relative.items-center (Start monitoring free) - 201x40px
- • a.transition.hover:text-zinc-900 (Terms) - 39x20px
- • a.transition.hover:text-zinc-900 (Privacy) - 49x20px
- • a.transition.hover:text-zinc-900 (Uptime Monitoring) - 118x20px
Fix: Increase target size to at least 48x48 CSS pixels for touch interactions.
Social & Rich Results
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Open Graph Basics Pass
Core Open Graph tags are present.
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Twitter Card Pass
twitter:card set to summary_large_image.
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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 Pass
Manifest and Apple touch icon are configured.
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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: 0.15 MB
- • MEASURED: Image dimensions: 1200x630
Links Analysis
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Internal Links Pass
Checked 21 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 22 links use non-empty href values.
Performance & Runtime
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Core Web Vitals: LCP Pass
Largest Contentful Paint: 1.10s.
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Core Web Vitals: CLS Pass
Cumulative Layout Shift: 0.000.
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Total Blocking Time estimate: 0ms.
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Broken Assets Pass
No failed CSS/JS/image/font/media requests detected.
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No console/page runtime errors detected during audit.