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DNS Tools
DNS Tools
DNS propagation, record lookups, and diagnostics. Each tool has a shareable URL and educational guide content.
DNS Propagation Checker
/dns-propagation-checker
Live check from 100+ global DNS resolvers.
DNS Check
/dns-check
Comprehensive DNS server health checks for a domain.
DNS Lookup
/dns-lookup
Query A, AAAA, CNAME, MX, TXT, NS, SOA records.
A Record Lookup
/a-record-lookup
Lookup IPv4 DNS A records.
AAAA Record Lookup
/aaaa-record-lookup
Lookup IPv6 DNS AAAA records.
CNAME Lookup
/cname-lookup
Lookup canonical name DNS records.
TXT Lookup
/txt-lookup
Lookup TXT records including verification and policy strings.
SOA Lookup
/soa-lookup
Lookup DNS Start of Authority records.
SRV Lookup
/srv-lookup
Lookup DNS SRV service location records.
NS Lookup
/ns-lookup
Find authoritative nameservers and validate DNS authority.
DNSKEY Lookup
/dnskey-lookup
Lookup DNSSEC DNSKEY records.
DS Lookup
/ds-lookup
Lookup delegation signer records for DNSSEC chain validation.
RRSIG Lookup
/rrsig-lookup
Lookup DNSSEC signature records.
NSEC Lookup
/nsec-lookup
Lookup DNSSEC NSEC records.
NSEC3PARAM Lookup
/nsec3param-lookup
Lookup NSEC3PARAM DNSSEC records.
CERT Lookup
/cert-lookup
Lookup CERT records in DNS.
LOC Lookup
/loc-lookup
Lookup DNS LOC geographic location records.
IPSECKEY Lookup
/ipseckey-lookup
Lookup IPSECKEY records for IPsec key distribution.
WHOIS Lookup
/whois-lookup
Retrieve domain registration and ownership data.
Reverse DNS Lookup
/reverse-dns
Lookup PTR records and map IP addresses to hostnames.
More
Looking for something else? Browse the All Tools directory.