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

pknu.ac.kr

5 answer records
Retrieved · 2026-10-26T04:57:27+00:00View JSON
ANOERRORAD no
AAAANOERROR · no answersAD no
MXNOERRORAD no
NSNOERRORAD no
CNAMENOERROR · no answersAD no
TXTNOERRORAD no
SOANOERRORAD no
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
Apknu.ac.kr28800203.250.126.211IP WHOIS →
MXpknu.ac.kr3000 zmx903.mailplug.com.DNS →
NSpknu.ac.kr28800ns.pknu.ac.kr.DNS →
TXTpknu.ac.kr28800"v=spf1 mx ip4:203.250.126.20 ip4:203.250.124.250 ip4:203.250.126.21 ip4:203.250.126.211 ip4:203.250.124.251 ip4:203.250.124.252 include:mailplug.com ~all"—
SOApknu.ac.kr28800ns.pknu.ac.kr. please_set_email.absolutely.nowhere. 2015034185 3600 3600 2419200 900—
Authority records · 1
TypeNameTTL · secondsValueLook up
SOApknu.ac.kr900ns.pknu.ac.kr. please_set_email.absolutely.nowhere. 2015034185 3600 3600 2419200 900—

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.