WHOIS Guides Domain Lookup
DNS Analysis • Aug 2026

How to Find Authoritative Nameservers using WHOIS and DNS Queries

Learn how to query root NS records via WHOIS and Dig to identify domain DNS hosting providers.


Tracing Nameservers to Hosting Providers

WHOIS lists designated nameservers (NS), pointing traffic to authoritative DNS providers like Cloudflare, AWS Route 53, or Namecheap.