Audit Result

UUID: 019e2c44-650d-70ff-8f77-9ede43468d4f

www.pastio.app

https://www.pastio.app/

Scanned 3 months ago

87
Excellent Score
39 total checks
Passed
30
Warnings
8
Errors
1

Meta Information

  • Title Tag Pass

    Found 55 characters. Length is optimal.

  • Found 130 characters. Good snippet length.

  • Canonical found: https://pastio.app

  • Favicon Pass

    Favicon found and reachable: /favicon.svg (HTTP 200).

    Favicon
  • Viewport configured: width=device-width, initial-scale=1.0, viewport-fit=cover

  • HTML Lang Pass

    Language declared as "en".

Content Structure

  • H1 Tag Pass

    Exactly one H1 found: "Pastio — cross-device clipboard sync".

  • Valid heading flow across 1 headings.

  • All 0 images include alt text.

Technical Optimization

  • HTTPS Pass

    Page is served over HTTPS.

  • 2 HTTPS hardening issues detected.

    • • HSTS is missing includeSubDomains.
    • • Could not probe the HTTP version of this page.
    • • Strict-Transport-Security: max-age=63072000

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

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

    Full HTTP headers (14)
    • • access-control-allow-origin: *
    • • age: 52435
    • • cache-control: public, max-age=0, must-revalidate
    • • content-disposition: inline
    • • content-encoding: br
    • • content-type: text/html; charset=utf-8
    • • date: Fri, 15 May 2026 15:32:10 GMT
    • • etag: W/"cd8d6c88ac6aebabd5cabcdeb7b57d26"
    • • last-modified: Fri, 15 May 2026 00:58:15 GMT
    • • server: Vercel
    • • strict-transport-security: max-age=63072000
    • • x-vercel-cache: HIT
    • • x-vercel-enable-rewrite-caching: 1
    • • x-vercel-id: iad1::4tbk8-1778859130792-f06dade8ea4d

    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.

  • No first-party cookies were set during the initial page load.

  • Server response headers do not expose version tokens.

  • Domain does not appear to be behind Cloudflare.

  • Loaded in 0.55s (perceived).

  • 0 scripts and 1 styles may block rendering.

    • • style: https://www.pastio.app/assets/index-2GsWx582.css

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

  • Text-like assets appear compressed.

  • Robots.txt Pass

    Found robots.txt (200).

  • Found sitemap (200) at https://pastio.app/sitemap.xml.

  • No robots meta tag defined.

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

Accessibility Basics

  • Form Labels Error

    3 of 3 controls are missing labels.

    • • textarea.w-full.resize-none (Paste anything — text, code, a link, an image…)
    • • input[type="file"].hidden
    • • input.min-w-0.flex-1 (code or custom)

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

  • Landmarks Pass

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

  • Tap Target Size Warning

    10 interactive elements appear smaller than 48px.

    • • a.flex.items-center (pastio) - 65x24px
    • • button.rounded-btn.px-3 (Sign in) - 68x32px
    • • button.send-btn.inline-flex (Send) - 71x40px
    • • button.underline.underline-offset-2 (Pro feature) - 56x17px
    • • button.shrink-0.rounded-btn (Join) - 52x34px
    • • button.font-medium.underline (Sign in free) - 63x16px
    • • a.transition-colors.hover:text-text-primary (Privacy) - 41x16px
    • • a.transition-colors.hover:text-text-primary (Terms) - 34x16px
    • • a.transition-colors.hover:text-text-primary (Refunds) - 46x16px
    • • button.transition-colors.hover:text-text-primary (Feedback) - 56x16px

    Fix: Increase target size to at least 48x48 CSS pixels for touch interactions.

Social & Rich Results

  • Core Open Graph tags are present.

  • og:image is present and absolute.

    Open Graph Image
  • twitter:card set to summary_large_image.

  • JSON-LD schema detected.

  • Manifest and Apple touch icon are configured.

  • 1 social preview quality issues detected.

    • • ISSUE: og:url points to a different origin than the scanned page.
    • • 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: 0.38 MB
    • • MEASURED: Image dimensions: 1200x630

    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