DNS Report: gwangju.ac.kr

Generated: 2026-08-10T13:13:43-05:00

63/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
ERRORName server redundancy0/201 NS record(s); 2 or more required.
OKSOA record10/10Authoritative zone record.
ERRORDNSSEC chain0/15Both DS and DNSKEY are required.
ERRORCAA policy0/5Certificate authority restriction.
OKDNS propagation10/10Agreement between public resolvers.
OKMX records20/201 MX record(s).
OKSPF25/25SPF policy published.
ERRORDMARC0/25DMARC policy not found.
ERRORDKIM0/20No tested DKIM selector responded.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/55210 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
ERRORHTTP security headers0/350 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: ;; communications error to 69.64.44.20#53: timed out
WARNINGIPv4 diversity20/35Two or more IPv4 addresses receive full points.
ERRORIPv6 connectivity0/35AAAA availability.
OKDNS resolution40/40At least one address family must resolve.
OKHTTP response40/40HTTP/1.1 200 OK
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
220.69.33.46
AAAA
CNAME
MX
0 gwangju-ac-kr.mail.protection.outlook.com.
TXT
"google-site-verification=nbIikELqhm86LPoanwshSLv3Q-C6u_vxwiO6CtRxrtQ"
"v=spf1 include:spf.protection.outlook.com ip4:220.69.33.132 -all"
"gwangju.ac.kr amazonses:2tYmM2rog0efWn3N8KKMF7KCITDO5dJNfgjUt6ypBws="
"_amazonses.gwangju.ac.kr 2tYmM2rog0efWn3N8KKMF7KCITDO5dJNfgjUt6ypBws="
NS
dns1.gwangju.ac.kr.
SOA
dis1.gwangju.ac.kr. root.gwangju.ac.kr. 2021072102 10800 3600 604800 86400
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP