# SiteScan.top > Website diagnostics: SiteScan.top crawls a site the way a real user would and reports > broken links, dead forms, console errors, accessibility, performance, SEO and > security-header problems. Canonical host: https://sitescan.top Languages: en, ru, pl, de (default: en) Every URL is slash-terminated. English is served from the root; other languages carry a / prefix. ## Pages - [Home](https://sitescan.top/) - [Product](https://sitescan.top/product/) - [Pricing](https://sitescan.top/pricing/) - [Blog](https://sitescan.top/blog/) - [Recent scans](https://sitescan.top/scans/) - [Help centre](https://sitescan.top/help/) - [Contact](https://sitescan.top/contact/) - [Status](https://sitescan.top/status/) - [Sitemap](https://sitescan.top/sitemap/) - [Legal overview](https://sitescan.top/legal/) - [Privacy policy](https://sitescan.top/privacy-policy/) - [Terms of service](https://sitescan.top/terms-of-service/) - [Disclaimer](https://sitescan.top/disclaimer/) ## Blog - [Core Web Vitals: LCP, INP and CLS without the myths](https://sitescan.top/blog/core-web-vitals/): What Google's three metrics actually measure, why lab numbers disagree with field data, and which fixes move the needle. - [Broken-link audits: finding every 404 before your users do](https://sitescan.top/blog/broken-links/): Why a sitemap-based check misses half the problems, why a soft 404 is worse than a real one, and how to run a recurring audit. - [Console errors: which ones cost sales and which are noise](https://sitescan.top/blog/console-errors/): JavaScript errors sorted by user impact, the source-map trap, and how to separate your own code from third-party widgets. - [Dead forms: why enquiries never arrive, and how to catch it](https://sitescan.top/blog/form-testing/): Seven places a form submission breaks, a checklist for contact and checkout forms, and what belongs in a test submission. - [WCAG accessibility: what automation finds and what it misses](https://sitescan.top/blog/accessibility/): Automated tests cover about a third of the WCAG criteria. What they catch, what they miss, and how to check the rest by hand in half an hour. - [HTTP security headers: the minimum worth setting today](https://sitescan.top/blog/security-headers/): CSP, HSTS, X-Content-Type-Options and the rest: what actually protects you, what is obsolete, and in which order to roll them out without an outage. - [Images: cutting half the page weight in one sprint](https://sitescan.top/blog/image-optimization/): Formats, dimensions, lazy loading and priorities. A practical order of work that halves page weight without losing quality. ## Machine-readable - [sitemap.xml](https://sitescan.top/sitemap.xml) - [robots.txt](https://sitescan.top/robots.txt)