Audit Result
UUID: 019e7944-0530-70c3-af66-f298e55fdae4
https://portfolio-sandra-nine.vercel.app/
Scanned 3 months ago
Meta Information
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Title Tag Pass
Found 43 characters. Length is optimal.
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Meta Description Pass
Found 138 characters. Good snippet length.
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Canonical URL Pass
Canonical found: https://portfolio-sandra-nine.vercel.app/
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Viewport Meta Pass
Viewport configured: width=device-width
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HTML Lang Pass
Language declared as "es".
Content Structure
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H1 Tag Pass
Exactly one H1 found: "Diseñar con un propósito".
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Heading Hierarchy Pass
Valid heading flow across 13 headings.
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Image Alt Text Pass
All 29 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
1 HTTPS hardening issues detected.
- • Could not probe the HTTP version of this page.
- • Strict-Transport-Security: max-age=63072000; includeSubDomains; preload
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, x-frame-options, x-content-type-options, referrer-policy.
Full HTTP headers (13)
- • access-control-allow-origin: *
- • age: 0
- • cache-control: public, max-age=0, must-revalidate
- • content-disposition: inline
- • content-encoding: br
- • content-type: text/html; charset=utf-8
- • date: Sat, 30 May 2026 14:22:38 GMT
- • etag: W/"bcf1a0d716085d0a35c66afa1333046b"
- • last-modified: Sat, 30 May 2026 14:22:38 GMT
- • server: Vercel
- • strict-transport-security: max-age=63072000; includeSubDomains; preload
- • x-vercel-cache: HIT
- • x-vercel-id: iad1::drz8m-1780150958067-ff2d896fe91d
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 0.40s (perceived).
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Render Blocking Resources Warning
0 scripts and 1 styles may block rendering.
- • style: https://portfolio-sandra-nine.vercel.app/_astro/sanityImageUrl.D00_t6oV.css
Fix: Defer non-critical scripts and inline critical CSS to improve first paint speed.
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Compression Warning
3 text resources look uncompressed.
- • https://portfolio-sandra-nine.vercel.app/_astro/Contact.astro_astro_type_script_index_0_lang.Li_iaGfu.js (application/javascript; charset=utf-8)
- • https://portfolio-sandra-nine.vercel.app/_astro/Carrousel.astro_astro_type_script_index_0_lang.CrNEG1j4.js (application/javascript; charset=utf-8)
- • https://portfolio-sandra-nine.vercel.app/_astro/Footer.astro_astro_type_script_index_0_lang.BHJApN0M.js (application/javascript; charset=utf-8)
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://portfolio-sandra-nine.vercel.app/sitemap.xml.
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Crawl Directives Pass
Robots meta found: index, follow
Accessibility Basics
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Form Labels Pass
All 0 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
11 interactive elements appear smaller than 48px.
- • a.nav-logo (Ir al inicio) - 64x24px
- • button.lang-toggle.nav-lang (Cambiar idioma) - 48x37px
- • a.btn-primary.nav-cta (¿Hablamos?) - 128x37px
- • button#nav-close.mobile-menu__close (Cerrar menú) - 40x40px
- • button#arrow-left-1.arrow.text-white (Anterior) - 40x40px
- • button#arrow-right-1.arrow.text-white (Siguiente) - 40x40px
- • button#arrow-left-2.arrow.text-white (Anterior) - 40x40px
- • button#arrow-right-2.arrow.text-white (Siguiente) - 40x40px
- • a.inline-flex (Ir al inicio) - 112x41px
- • a.footer-social (LinkedIn) - 24x24px
- • a.footer-social (Instagram) - 24x24px
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 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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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: 0.11 MB
- • MEASURED: Image dimensions: 1860x970
Links Analysis
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Internal Links Pass
Checked 14 links. No broken internal links found.
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External Links Warning
2 external links returned errors or timed out.
- • https://www.linkedin.com/in/sandra-guillen/ (HTTP 999)
- • https://www.linkedin.com/in/javierrocap (HTTP 999)
Fix: Replace dead external URLs or point to working alternatives.
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Link Format Pass
All 54 links use non-empty href values.
Performance & Runtime
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Core Web Vitals: LCP Pass
Largest Contentful Paint: 0.40s.
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Core Web Vitals: CLS Pass
Cumulative Layout Shift: 0.001.
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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.