testDNS.app
Test DNS records for any domain, instantly.
Free DNS Lookup & Domain Test Tool
testDNS is a fast, free tool to test DNS records for any domain. Run a complete DNS lookup and instantly view A, AAAA, MX, CNAME, TXT, NS, SOA, CAA, SRV, PTR, DS, DNSKEY, and TLSA records.
DNS Record Checker
Query 13 DNS record types in real time using Cloudflare's global DNS infrastructure. Results are never cached.
Email Security Check
Verify SPF and DMARC records to protect your domain from email spoofing and phishing attacks.
DNSSEC Validation
Check if DNSSEC is enabled with DS and DNSKEY record analysis to prevent DNS spoofing.
WHOIS & RDAP Lookup
View domain registration details including registrar, creation date, expiry, and nameservers via RDAP.