gu3.co.kr - robtex.com

gu3.co.kr

DNSSEC⚠️ Not signed
A183.111.139.237🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM
A203.245.12.97🇰🇷 KT-NET203.245.0.0/18 contact chejumen@hitel.net if necessary contact country1@hitel.net if necessary contact express@hitel.net if necessary contact ezmate@hitel.net if necessary contact han322@hitel.net if necessary
A203.245.12.103🇰🇷 KT-NET203.245.0.0/18 contact chejumen@hitel.net if necessary contact country1@hitel.net if necessary contact express@hitel.net if necessary contact ezmate@hitel.net if necessary contact han322@hitel.net if necessary
A203.245.12.104🇰🇷 KT-NET203.245.0.0/18 contact chejumen@hitel.net if necessary contact country1@hitel.net if necessary contact express@hitel.net if necessary contact ezmate@hitel.net if necessary contact han322@hitel.net if necessary
NSgu3.co.kr ⭐
A183.111.139.237🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM
A203.245.12.97🇰🇷 KT-NET203.245.0.0/18 contact chejumen@hitel.net if necessary contact country1@hitel.net if necessary contact express@hitel.net if necessary contact ezmate@hitel.net if necessary contact han322@hitel.net if necessary
A203.245.12.103🇰🇷 KT-NET203.245.0.0/18 contact chejumen@hitel.net if necessary contact country1@hitel.net if necessary contact express@hitel.net if necessary contact ezmate@hitel.net if necessary contact han322@hitel.net if necessary
A203.245.12.104🇰🇷 KT-NET203.245.0.0/18 contact chejumen@hitel.net if necessary contact country1@hitel.net if necessary contact express@hitel.net if necessary contact ezmate@hitel.net if necessary contact han322@hitel.net if necessary
NSdns1.cafe24.co.kr ⚠️ Not in zone NS records
A112.175.246.228🇰🇷 KT-NET112.168.0.0/13
A112.175.246.229🇰🇷 KT-NET112.168.0.0/13
A175.125.93.132🇰🇷 SKB-NET175.120.0.0/13 SKB summary
A175.125.93.133🇰🇷 SKB-NET175.120.0.0/13 SKB summary
NSdns1.cafe24.com ⚠️ Not in zone NS records
A112.175.246.226🇰🇷 KT-NET112.168.0.0/13
A112.175.246.227🇰🇷 KT-NET112.168.0.0/13
A175.125.93.130🇰🇷 SKB-NET175.120.0.0/13 SKB summary
A175.125.93.131🇰🇷 SKB-NET175.120.0.0/13 SKB summary
NSdns2.cafe24.co.kr ⚠️ Not in zone NS records
A112.175.247.228🇰🇷 KT-NET112.168.0.0/13
A112.175.247.229🇰🇷 KT-NET112.168.0.0/13
A175.125.93.142🇰🇷 SKB-NET175.120.0.0/13 SKB summary
A175.125.93.143🇰🇷 SKB-NET175.120.0.0/13 SKB summary
NSdns2.cafe24.com ⚠️ Not in zone NS records
A112.175.247.226🇰🇷 KT-NET112.168.0.0/13
A112.175.247.227🇰🇷 KT-NET112.168.0.0/13
A175.125.93.140🇰🇷 SKB-NET175.120.0.0/13 SKB summary
A175.125.93.141🇰🇷 SKB-NET175.120.0.0/13 SKB summary
MXaspmx.daum.net ⭐
A121.53.85.23🇰🇷 KAKAO-AY1121.53.80.0/21 Kakao
MXalt.aspmx.daum.net(20)
A121.53.85.23🇰🇷 KAKAO-AY1121.53.80.0/21 Kakao
SOAgu3.co.krpostmaster@gu3.co.kr serial=20181109

co.kr

DNSSEC⚠️ Not signed
NSg.dns.kr ⭐ ⚠️ Not in parent delegation
NSb.dns.kr ⚠️ Not in parent delegation
NSc.dns.kr ⚠️ Not in parent delegation
NSd.dns.kr ⚠️ Not in parent delegation
NSe.dns.kr ⚠️ Not in parent delegation
NSf.dns.kr ⚠️ Not in parent delegation
SOAg.dns.krdomain-manager@nic.or.kr serial=2607050678
WOT: UNKNOWN (62/100)

NS for

gu3.co.kr

Same first word

gu3.net
gu3.org
gu3.co.jp
gu3.jp
gu3.com
gu3.me
gu3.ru
gu3.co.kr
gu3.de
gu3.cn
gu3.biz
gu3.mobi

Similar names

3ug.ir
3gu.com
3gu.de
u3g.de
3gu.org
3gu.info
3gu.ru
3ug.de
ug3.net
g3u.com
g3u.de
3ug.cn
3gu.biz
3ug.ru
3ug.cc
ug3.de
3ug.com.cn
u3g.biz
u3g.ru
u3g.com
3gu.net
g3u.net

DNS History

11 records (11 active, 0 former)

NSdns1.cafe24.co.krdns1.cafe24.comdns2.cafe24.co.krdns2.cafe24.comgu3.co.krMXalt.aspmx.daum.netaspmx.daum.netA183.111.139.237203.245.12.103203.245.12.104203.245.12.97
●NSdns1.cafe24.co.kr2026-07-03 → 2026-07-05 · 2 obs
● 2026-07-03 20:58:22
● 2026-07-05 07:45:36
●NSdns1.cafe24.com2026-07-03 → 2026-07-05 · 2 obs
● 2026-07-03 20:58:22
● 2026-07-05 07:45:36
●NSdns2.cafe24.co.kr2026-07-03 → 2026-07-05 · 2 obs
● 2026-07-03 20:58:22
● 2026-07-05 07:45:36
●NSdns2.cafe24.com2026-07-03 → 2026-07-05 · 2 obs
● 2026-07-03 20:58:22
● 2026-07-05 07:45:36
●NSgu3.co.kr2026-07-03 → 2026-07-05 · 2 obs
● 2026-07-03 20:58:22
● 2026-07-05 07:45:36
●MXalt.aspmx.daum.net2026-07-03 → 2026-07-05 · 2 obs
● 2026-07-03 20:58:22
● 2026-07-05 07:45:36
●MXaspmx.daum.net2026-07-03 → 2026-07-05 · 2 obs
● 2026-07-03 20:58:22
● 2026-07-05 07:45:36
●A183.111.139.2372026-07-03 → 2026-07-05 · 2 obs
● 2026-07-03 20:58:22
● 2026-07-05 07:45:36
●A203.245.12.1032026-07-03 → 2026-07-05 · 2 obs
● 2026-07-03 20:58:22
● 2026-07-05 07:45:36
●A203.245.12.1042026-07-03 → 2026-07-05 · 2 obs
● 2026-07-03 20:58:22
● 2026-07-05 07:45:36
●A203.245.12.972026-07-03 → 2026-07-05 · 2 obs
● 2026-07-03 20:58:22
● 2026-07-05 07:45:36

🔍 DNS Trace

Analysis

Name Server Role

gu3.co.kr acts as a name server for gu3.co.kr, meaning it is self-referentially delegated.

gu3.co.kr is commonly paired with dns1.cafe24.com, dns2.cafe24.com and dns1.cafe24.co.kr to act as name servers.

IP Addresses

gu3.co.kr directs to four IP numbers, which are 183.111.139.237, 203.245.12.97, 203.245.12.103 and 203.245.12.104.

caije.com, jisudaum.com, sprintenergy.kr and two other host names share IP numbers with gu3.co.kr.

Name Servers

Five name servers are authoritative for gu3.co.kr, which are gu3.co.kr, dns1.cafe24.com, dns2.cafe24.com and two others.

There is at least partial name server overlap between gu3.co.kr and other domains — koreaprocess.com, fineav.com, inteco.co and two more among them.

These name servers regularly appear alongside dns2.cafe24.co.kr, ns2.cafe24.com, ns1.cafe24.com and 4 other name servers in NS record sets.

Hosts that point to four IP numbers:

dns1.cafe24.com resolves to four IP addresses — 112.175.246.226, 112.175.246.227, 175.125.93.130 and 175.125.93.131.

dns2.cafe24.com resolves to four IP addresses — 112.175.247.226, 112.175.247.227, 175.125.93.140 and 175.125.93.141.

gu3.co.kr resolves to four IP addresses — 183.111.139.237, 203.245.12.97, 203.245.12.103 and 203.245.12.104.

dns1.cafe24.co.kr resolves to four IP addresses — 112.175.246.228, 112.175.246.229, 175.125.93.132 and 175.125.93.133.

dns2.cafe24.co.kr resolves to four IP addresses — 112.175.247.228, 112.175.247.229, 175.125.93.142 and 175.125.93.143.

Mail Servers

Mail for gu3.co.kr is handled by two mail servers — aspmx.daum.net and alt.aspmx.daum.net.

gu3.co.kr uses an identical mail server configuration to several other domains — among them hbch.net, isustar.com, smida.kr and two more.

gu3.co.kr has at least partial mail server overlap with other domains such as erommall.com, donix.co.kr, copier9.com and two more.

aspmx.daum.net and alt.aspmx.daum.net both resolve to the same single IP address: 121.53.85.23.

aspmx.daum.net and alt.aspmx.daum.net are host names that each point to 121.53.85.23 IP addresses.