HTTPS check, mixed content, HSTS, CSP, X-Frame-Options, email privacy.
We check HTTPS, security headers (HSTS, CSP, X-Frame-Options, X-Content-Type-Options), mixed content, and exposed email addresses.
Verifies the page is served over a secure HTTPS connection.
https://example.com
Detects HTTP resources loaded on an HTTPS page.
<img src="http://...">
Checks for Strict-Transport-Security header that forces HTTPS.
Strict-Transport-Security: max-age=31536000
Checks for Content-Security-Policy header preventing XSS attacks.
Content-Security-Policy: default-src 'self'
Checks for X-Content-Type-Options: nosniff preventing MIME sniffing.
X-Content-Type-Options: nosniff
Checks for X-Frame-Options header preventing clickjacking.
X-Frame-Options: SAMEORIGIN
Detects plain-text email addresses exposed in page content.
[email protected]
Security headers protect against XSS, clickjacking, and MIME sniffing attacks. HTTPS is a Google ranking signal and browsers warn users about insecure pages.
Title, meta description — length, relevance, keyword presenc...
Heading structure, hierarchy, H1 presence, H1 length, duplic...
Word count, text-to-HTML ratio, placeholder text (Lorem Ipsu...
HTTP status, redirects, GZIP/Brotli compression, HTTP/2, HTM...
Core Web Vitals — LCP, CLS, TBT, FCP via Google PageSpeed In...
Alt text presence for accessibility and SEO. Percentage of i...
Internal and external links count, ratio, orphan page detect...
Schema.org JSON-LD — presence, types, and validation of requ...
Open Graph (og:title, og:description, og:image) and Twitter ...
Canonical URL, robots.txt, sitemap.xml, noindex/nofollow, hr...
DOM size, inline CSS/JS, render-blocking resources, lazy loa...
Keyword frequency, n-gram analysis, consistency across title...