Name Server Record
NS indicates which servers are authoritative for the domain.
Syntax
domain TTL IN NS authoritative_server
Example
example.com. 86400 IN NS ns1.example.com.
When to use
When: delegating a domain/subdomain to another DNS provider.
Common mistakes
Common mistakes: missing glue records (A/AAAA for NS in the same zone). NS at registrar ≠ NS in the zone.
Check NS records for any domain:
Open DNS Lookup →