CF1763261491201-tsm20251109205412

WWW.ROBTEX.COM - uplusdemo5.onnet21.com

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uplusdemo5.onnet21.com checked at 2025-11-16T02:51:31.155Z 1236ms 55/55/55 100% R:19 allDone:true timedOut:false

AI analysis

uplusdemo5.onnet21.com is the parent of mail.uplusdemo5.onnet21.com and smtp.uplusdemo5.onnet21.com.

uplusdemo5.onnet21.com points to an IP address: 118.128.208.143.

other host names include taesan.onnet21.com, mail.bookie.onnet21.com, mumedu.onnet21.com, polyone-tech.onnet21.com and ultraworld.onnet21.com; they share IP numbers with uplusdemo5.onnet21.com.

uplusdemo5.onnet21.com is handled by a single mail server, gw-spam.mailwood.com.

uplusdemo5.onnet21.com uses the same mail server setup as other domains, for instance webhard.co.kr, serimbmc.onnet21.com, ecocj.com, hthanwoo.onnet21.com and konc.co.kr.

The host name gw-spam.mailwood.com points 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.
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