DNS Lookup Tool

Free DNS & WHOIS lookup tool

Inspect any domain's DNS records (A, AAAA, MX, NS, TXT, SOA, CAA), check SPF / DMARC / DKIM email authentication, verify DNSSEC, look up WHOIS registration and check propagation across 20 worldwide DNS resolvers — all from your browser, instantly, free.

Includes ASN/hosting provider lookup for IPs, copy-pasteable fix records for missing SPF/DMARC, and BIND zone-file or CSV export so you can migrate DNS to a new provider in minutes.