CF1757228219769-tsm20250906182357

DNSWHOIS.INFO - jcs.co.kr

Search for IP or hostnames:

jcs.co.kr checked at 2025-09-07T06:56:59.753Z 4113ms 74/74/74 100% R:25

jcs.co.kr

MXmx01.mailplug.com
A121.156.118.202🇰🇷 KT Corporation (Korea Telecom)
PTRmx01.mailplug.com
A121.156.118.204🇰🇷 KT Corporation (Korea Telecom)
PTRmx01.mailplug.com
A121.156.118.213🇰🇷 KT Corporation (Korea Telecom)
PTRmx01.mailplug.com
A121.156.118.220🇰🇷 KT Corporation (Korea Telecom)
PTRmx01.mailplug.com
A121.156.118.223🇰🇷 KT Corporation (Korea Telecom)
PTRmx01.mailplug.com
A121.156.118.248🇰🇷 KT Corporation (Korea Telecom)
PTRmx01.mailplug.com
MXmx02.mailplug.com
A223.26.214.9🇰🇷 HYOSUNGITX-AS-KR
A223.26.214.10🇰🇷 HYOSUNGITX-AS-KR
A222.239.11.205🇰🇷 SK Broadband
PTRstatic.ptr.daonidc.com

co.kr

NSb.dns.kr
NSc.dns.kr
NSd.dns.kr
NSe.dns.kr
NSf.dns.kr
NSg.dns.kr

AI analysis

The parent of www.jcs.co.kr is jcs.co.kr.

jcs.co.kr is associated with the IP address: 222.239.11.205.

For instance, other host names like www.jcs.co.kr share IP numbers with jcs.co.kr.

Two mail servers, mx01.mailplug.com and mx02.mailplug.com, manage jcs.co.kr.

Just like the domains genii.co.kr, enterskorea.com, apicks.net, dmdworld.com, and dh-pnc.com, jcs.co.kr also has the same mail server setup.

Other domains such as kssc.or.kr, sncght.com, wrsoft.co.kr, korganic.org, and signix.co.kr share at least some mail servers with jcs.co.kr.

mx01.mailplug.com points to six IP numbers: 121.156.118.202, 121.156.118.204, 121.156.118.213, 121.156.118.220, 121.156.118.223, and 121.156.118.248. mx02.mailplug.com points to two IP numbers: 223.26.214.9 and 223.26.214.10.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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YWQjnAN CF johedugfp 2025-09-07