Free DNS lookup tool. Query A, AAAA, MX, TXT, CNAME, NS, SOA, CAA, SRV, PTR, DS, DNSKEY, NAPTR, and TLSA records from your choice of resolver (Cloudflare, Google, Quad9, OpenDNS, or system), with real TTLs and optional DNSSEC validation. Runs from our London probe. Useful for DNS propagation checking, MX and CAA lookups, nameserver verification, and DNSSEC debugging.
