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The Domain Name System (DNS) translates human-readable domain names into IP addresses. A DNS Lookup queries authoritative nameservers to fetch specific records (A, AAAA, MX, CNAME, TXT) associated with your domain.
When you change your domain's hosting, the new IP address must propagate across global DNS caches. This tool checks multiple resolvers worldwide to ensure your updates are visible everywhere.
Different records serve specific functional purposes in your network architecture:
Results may vary depending on network conditions, routing paths, and server configuration.