- Language codes
- x-default
- Correct alternate URLs
- Missing languages
- Reciprocal implementation
40 LIVE TOOLS
Outils Web gratuits
Des contrôles rapides et 24 diagnostics fonctionnels pour le SEO, la sécurité, la performance et le développement.
International
40 toolsHreflang Checker
List alternate language links and x-default.
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ABOUT THIS CHECK
Hreflang Checker
Detects hreflang alternate-language annotations.
WHY IT MATTERS
International sites use hreflang to connect equivalent language/region versions.
Consistent language alternates that map equivalent pages correctly.