Online Tool Store
Vérificateur de Chaîne CNAME
Suivez une chaîne CNAME via les enregistrements DNS pour vérifier que les alias se résolvent à leur IP final prévu sans boucles ou ruptures.
🔒 Cet outil fonctionne entièrement dans votre navigateur. Vos fichiers ne sont jamais envoyés sur un serveur.
Network
CNAME Chain Checker
Frontend preview — no upload or external service.
Chain trace
www.example.com → app.provider.net → lb-eu.provider.net → 203.0.113.42. Three hops, no loop, total added lookup latency around 40 ms.
How Vérificateur de Chaîne CNAME works
- Open Vérificateur de Chaîne CNAME and review the example state before entering your own values.
- Enter or select the information needed for Vérificateur de Chaîne CNAME.
- Review the result and adjust the inputs if you want to compare another case.
Follow a CNAME chain hop by hop to its final A or AAAA record, and flag loops, excessive hops, and the apex-CNAME problem. The interactive workspace runs in your browser, so you can review the result without creating an account.
FAQ
What is Vérificateur de Chaîne CNAME used for?
Follow a CNAME chain hop by hop to its final A or AAAA record, and flag loops, excessive hops, and the apex-CNAME problem.
Do I need an account?
No. The tool is available directly in the browser without an account or sign-up.
What should I do if the result looks unexpected?
Check the entered values and compare them with the guidance shown in Vérificateur de Chaîne CNAME. Use the result as a planning aid and verify important decisions independently.