CF1759994601739-tsm20251009061048

DNSWHOIS.INFO - csg.onnet21.com

Search for IP or hostnames:

csg.onnet21.com checked at 2025-10-09T07:23:21.720Z 605ms 47/47/47 100% R:13

csg.onnet21.com

MXgw-spam.mailwood.com
A118.128.208.153🇰🇷 LG Uplus
A118.128.208.143🇰🇷 LG Uplus

onnet21.com

MXgw-spam.mailwood.com
NSnis.dacom.co.kr
NSns2.dacom.co.kr
A118.128.208.143🇰🇷 LG Uplus

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Starts with same word

Starts similarily

AI analysis

csg.onnet21.com is a parent of mail.csg.onnet21.com and smtp.csg.onnet21.com.

csg.onnet21.com points to IP number: 118.128.208.143.

Other host names such as cns2.onnet21.com, gwss.onnet21.com, gwl2c.onnet21.com, dotech21.onnet21.com and bs.onnet21.com share IPs with csg.onnet21.com.

csg.onnet21.com is handled by a single mail server, gw-spam.mailwood.com.

The mail server setup for csg.onnet21.com matches that of other domains, for instance jetcon.co.kr, incheonnewspaper.com, kpcsw.onnet21.com, onedaynet.onnet21.com and ywtc.com.

csg.onnet21.com shares some mail servers with other domains, at least in part, for instance cellegain.com.

gw-spam.mailwood.com points to a single IP: 118.128.208.153.

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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AyCMqdT CF johedugfp 2025-10-09