DNS Tools
DNS lookups and email authentication record checks.
Reverse DNS Lookup
Find the hostname associated with an IP address (PTR record).
DNS Lookup
Query any DNS record type (A, AAAA, MX, TXT, NS, CNAME, SOA and more).
SPF Check
Validate the SPF record of a domain.
DKIM Check
Verify DKIM signing keys for common selectors.
DMARC Check
Validate the DMARC policy record of a domain.
DNS Health Checker
Check all common records of a domain across multiple resolvers.