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dnsdon

DNS Record Inspector

Look up A, AAAA, MX, TXT, NS, CAA and other records, from a public resolver or straight from the authoritative nameservers.

Enter a domain or hostname. Pasted URLs and internationalized names work too.

Record types

What this checks

  • Records with TTLs for each requested type
  • NXDOMAIN, empty answers, SERVFAIL and timeouts reported separately
  • CNAME conflicts and records that point at private addresses
  • Dangling aliases and possible subdomain takeovers on hosting services
  • Optional direct queries to the zone's authoritative nameservers

How to read the results

Pass
The check succeeded based on the observed responses.
Warning
Works now, but is risky, unusual or worth reviewing.
Fail
A problem was observed directly in the responses.
Inconclusive
Not enough evidence — for example a server did not respond.