Free DNS Lookup Tool
Query common DNS record types for a domain and quickly inspect the records that control web hosting, email delivery, verification, and service discovery.
Common use cases
- Verify A and AAAA records before or after changing hosting providers.
- Inspect MX, TXT, SPF, DKIM, and verification records during email setup.
- Troubleshoot DNS propagation, aliases, nameservers, and service records.
Frequently asked questions
Which DNS record types are supported?
NerdTools supports A, AAAA, CNAME, MX, NS, TXT, SRV, SOA, PTR, and ANY lookups.
Is this DNS lookup tool free?
Yes. Enter a public host, choose the DNS Lookup tool, and run a free query from your browser.