DNS Testing Tool Kit – Free DNS, Blacklist, WHOIS & Email Tools

DNS Testing Tool Kit

Blacklist Checker WHOIS Lookup SPF Macro Tester Header Analysis Regex Tester About FAQ

DNS Lookup Tool

Domain(s) (one per line)

Record Type

DNS Resolver

Include Security Results (SPF, DMARC, DNSSEC, MTA-STS, BIMI, DANE, MX, NS, CAA)