CF1763571807160-tsm20251116095642

IPLIST.NET - sb21c.com

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sb21c.com checked at 2025-11-19T17:03:27.101Z 1030ms 38/38/38 100% R:11 allDone:true timedOut:false

AI analysis

sb21c.com is a parent of mail.sb21c.com and ns.sb21c.com.

sb21c.com resolves to one IP number: 221.139.104.33.

other host names including daehanfmtech.co.kr, parangsae.or.kr, senaco.co.kr, e-iit.co.kr and mail.e-iit.co.kr share IP numbers with sb21c.com.

sb21c.com is delegated to a single name server, ns.sb21c.com.

ns.sb21c.com resolves to IP 221.139.104.33.

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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