CF1759441548679-tsm20251002182459

NSLIST.NET - u3cnc.onnet21.com

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u3cnc.onnet21.com checked at 2025-10-02T21:45:48.667Z 237ms 44/44/44 100% R:14

u3cnc.onnet21.com

MXsfilter.onnet21.com
A211.40.221.190🇰🇷 LG Uplus
PTRspam.mailwood.com
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

mail.u3cnc.onnet21.com is a child of u3cnc.onnet21.com.

u3cnc.onnet21.com resolves to one IP number: 118.128.208.143.

Other host names, for instance hbcyl.onnet21.com, seyoung21.onnet21.com, gwdypiston.onnet21.com, daelimcare.onnet21.com and xebiokorea.onnet21.com share IP numbers with u3cnc.onnet21.com.

A single mail server handles u3cnc.onnet21.com, sfilter.onnet21.com.

u3cnc.onnet21.com uses the same mail server setup as other domains, including jaewon.onnet21.com and psco.onnet21.com.

Host name sfilter.onnet21.com resolves to a single IP: 211.40.221.190.

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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wKzLuoU CF johedugfp 2025-10-02