CF1763463219934-tsm20251116095642

IPLIST.NET - well.iis.u-tokyo.ac.jp

Search for IP or hostnames:

well.iis.u-tokyo.ac.jp checked at 2025-11-18T10:53:39.729Z 1020ms 44/44/44 100% R:10 allDone:true timedOut:false

well.iis.u-tokyo.ac.jp

MXironport1.iis.u-tokyo.ac.jp
A157.82.144.166πŸ‡―πŸ‡΅ UTnet
PTRironport1.iis.u-tokyo.ac.jp
MXironport2.iis.u-tokyo.ac.jp
A157.82.144.167πŸ‡―πŸ‡΅ UTnet
PTRironport2.iis.u-tokyo.ac.jp
A157.82.142.103πŸ‡―πŸ‡΅ UTnet
PTRwell.iis.u-tokyo.ac.jp

iis.u-tokyo.ac.jp

MXironport1.iis.u-tokyo.ac.jp
MXironport2.iis.u-tokyo.ac.jp
NSpenguin.iis.u-tokyo.ac.jp
NSdns1.nc.u-tokyo.ac.jp
NSdns2.nc.u-tokyo.ac.jp
NSdns3.nc.u-tokyo.ac.jp
A157.82.144.140πŸ‡―πŸ‡΅ UTnet

PTR for

Starts with same word

Starts similarily

AI analysis

well.iis.u-tokyo.ac.jp points to IP number: 157.82.142.103.

well.iis.u-tokyo.ac.jp is handled by two mail servers: ironport1.iis.u-tokyo.ac.jp and ironport2.iis.u-tokyo.ac.jp.

The mail server setup for well.iis.u-tokyo.ac.jp matches that of other domains, for instance dhcp-148-244.iis.u-tokyo.ac.jp, dhcp-148-190.iis.u-tokyo.ac.jp, bali.iis.u-tokyo.ac.jp, mailgw.iis.u-tokyo.ac.jp and yap.iis.u-tokyo.ac.jp.

Host names with a single IP:

ironport1.iis.u-tokyo.ac.jp points to 157.82.144.166.

ironport2.iis.u-tokyo.ac.jp points to 157.82.144.167.

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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