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Description
Audit hreflang tags, canonical signals, reciprocal links, and alternate URL health from your browser. 🌍 Hreflang Checker by Lingrix — the fastest way to validate hreflang tags and international SEO signals without leaving your browser. Click the toolbar icon on any page to run a full hreflang audit in seconds. Perfect for SEO specialists, developers, and marketing teams managing multilingual websites. ✨ What you can do 🔍 Audit the current page — scans rendered HTML for hreflang, canonical, and language tags 🔗 Validate alternate URLs — checks that language versions link back to each other (reciprocal hreflang) 📊 See clear results — healthy cluster, warnings, or errors at a glance 📁 Export to CSV — share findings with your team or keep an audit trail 🔄 Re-check anytime — refresh results after you fix tags on the page ✅ What we check ✔️ Hreflang language, region, and script codes (ISO-valid tags) ✔️ x-default fallback tags ✔️ Absolute URLs in hreflang annotations ✔️ Duplicate hreflang values and duplicate alternate URLs ✔️ Self-referencing hreflang tags ✔️ Canonical URL consistency with hreflang clusters ✔️ Alternate page reachability (HTTP status) ✔️ Return links — confirmation that alternates point back to the right URL ✔️ Redirects on alternate URLs (optional detail view) 👩💻 Built for international SEO Whether you manage two languages or sixty, Hreflang Checker helps you catch hreflang mistakes before Google does — missing return links, canonical mismatches, broken alternates, and incomplete clusters. Works on JavaScript-rendered pages (SPAs included). No account required. Free to use. 🔒 Privacy-first by design 🚫 No analytics or tracking 🚫 No backend — your audits stay in your browser 🚫 No background scanning — runs only when you open the popup or click Re-check Site access is requested at install so alternate URL checks can run without repeated permission prompts. We only fetch URLs declared in your hreflang tags, and only when you ask us to. 📬 Questions or feedback? Visit lingrix.com or email extentions@lingrix.com