DNS & NetworkNew
NS Lookup Online
Find authoritative name servers for a domain and verify DNS delegation.
NS Lookup Online
DNS & NetworkNewFind authoritative name servers for a domain and verify DNS delegation.
Check authoritative name servers for a domain and verify delegation during DNS setup.
Check authoritative name servers for a domain and verify delegation during DNS setup.
CLI equivalent
dig example.com NSChecks run from the app server against public hosts. Private, localhost, and internal network targets are blocked for safety.
NS records identify the authoritative name servers responsible for answering DNS queries for a domain.
If NS records point to the wrong provider, changes in your DNS dashboard may not affect public DNS.