mail.gnu.kr - robtex.com

mail.gnu.kr

DNSSEC⚠️ Not signed
A203.255.1.16🇰🇷 GSNU-AS-KR203.255.0.0/18 Proxy-Registered Route Object by LG Dacom(AS3786)

gnu.kr

DNSSEC⚠️ Not signed
NSns.gnu.ac.kr ⭐ ⚠️ Not in zone NS records
NSns2.kornet.net ⚠️ Not in zone NS records
TXTv=spf1 ip4:202.30.55.51 ip4:202.30.55.50 ip4:202.30.55.20 ip4:202.30.55.81 ip...
SOAns.gnu.ac.krroot@ns.gnu.ac.kr 2023-08-09 #20

Same first word

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DNS History

2 records (1 active, 1 former)

201820192020202120222023202420252026MXspam.gnu.krA203.255.1.16
○MXspam.gnu.kr2017-07-19 → 2017-07-19 · 3 obs
● 2017-07-19 00:56:50
○ 2026-04-08 02:14:10
○ 2026-05-10 04:34:44
●A203.255.1.162017-07-19 → 2026-05-10 · 5 obs
● 2017-07-19 00:56:50
○ 2026-04-08 02:14:10
○ 2026-04-15 18:29:08
● 2026-05-10 04:34:40
● 2026-05-10 04:34:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
krb.dns.kr, c.dns.kr, d.dns.kr, e.dns.kr...-
gnu.krns.gnu.ac.kr, ns2.kornet.net-

✅ Authoritative Response

Server:211.216.50.160

NS records: ns.gnu.ac.kr, ns2.kornet.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gnu.kr (unsigned zone)

⏱️ Timing

Total: 4625ms | Queries: -

📄 Records

TypeCountSample Data
A1203.255.1.16
MX1gmx51.mailplug.com (pri: 10)

Analysis

IP Addresses

mail.gnu.kr resolves to one IP number: 203.255.1.16.

Other host names for instance mail.gsnu.ac.kr and mail.gnu.ac.kr share IP numbers with mail.gnu.kr.