CF1762178342193-tsm20251102073205

WWW.RTSAK.COM - rnc.onnet21.com

Search for IP or hostnames:

rnc.onnet21.com checked at 2025-11-03T13:59:02.177Z 632ms 44/44/44 100% R:18

rnc.onnet21.com

MXgw-spam.mailwood.com
A118.128.208.153🇰🇷 LG Uplus
A164.124.107.133🇰🇷 LG Uplus
PTRsmtp.abcroute2.onnet21.com

onnet21.com

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

Starts with same word

Starts similarily

AI analysis

rnc.onnet21.com resolves to one IP number: 164.124.107.133.

other host names including mac5000.onnet21.com, topeng.onnet21.com, ysw.onnet21.com, yujin.onnet21.com and test8.onnet21.com share IP numbers with rnc.onnet21.com.

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

rnc.onnet21.com shares the same mail server setup as other domains, for instance gyebaek.onnet21.com, sms.onnet21.com, ntbase.net, hanwoncc.co.kr and daejin.onnet21.com.

rnc.onnet21.com shares mail servers with other domains to some extent, for instance cellegain.com.

gw-spam.mailwood.com resolves to 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.
dbq

TncOdTC CF johedugfp 2025-11-03