CF1759386087975-tsm20251001211114

WWW.RTSAK.COM - cs.onnet21.com

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cs.onnet21.com checked at 2025-10-02T06:21:27.963Z 235ms 47/47/47 100% R:13

cs.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

cs.onnet21.com is parent of mail.cs.onnet21.com and smtp.cs.onnet21.com.

cs.onnet21.com resolves to a single IP address: 118.128.208.143.

Other host names including hdke.onnet21.com, dacomc.onnet21.com, gwmobydick.onnet21.com, startoffice.onnet21.com and cinetek.onnet21.com share IP numbers with cs.onnet21.com.

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

cs.onnet21.com shares its mail server setup with other domains, including uplus.onnet21.com, wmc21.com, iljincosmetic.cn, sunmi.co.kr and ulike.co.kr.

cs.onnet21.com shares some mail servers with other domains, at least partially, for instance petsbe.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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VWZZKuq CF johedugfp 2025-10-02