THE RECORDS BEHIND THE NAME

DNS lookup.

Explore resource records, mail routing and reverse DNS.

Public IPs automatically use PTR. Common records queries A, AAAA, MX, NS, CNAME, TXT, SOA and CAA separately.

DNS

mail1.ut.ac.kr

1 answer records
Retrieved · 2026-10-06T10:31:45+00:00View JSON
ANOERRORAD no
AAAANOERROR · no answersAD no
MXNOERROR · no answersAD noEDE(23): Network Error
NSNOERROR · no answersAD noEDE(23): Network Error
CNAMENOERROR · no answersAD noEDE(23): Network Error
TXTNOERROR · no answersAD noEDE(23): Network Error
SOANOERROR · no answersAD noEDE(23): Network Error
CAANOERROR · no answersAD no

AD indicates that the resolver reports DNSSEC-validated data. “AD no” can also mean the zone is unsigned. NXDOMAIN is a DNS result, not a domain-availability check.

TypeNameTTL · secondsValueLook up
Amail1.ut.ac.kr86400210.119.144.20IP WHOIS →
Authority records · 1
TypeNameTTL · secondsValueLook up
SOAut.ac.kr10800ns1.ut.ac.kr. jhchoi.ut.ac.kr. 2023051702 10800 3600 342000 10800—

Results reflect the public DNS view and recursive caching; they may differ from your local network. TXT strings retain their DNS quoting. Common records does not enumerate every name or record in a zone.