CF1761118652909-tsm20251017082432

DNSWHOIS.INFO - mail.rcast.u-tokyo.ac.jp

Search for IP or hostnames:

mail.rcast.u-tokyo.ac.jp checked at 2025-10-22T07:37:32.886Z 585ms 49/49/49 100% R:19

mail.rcast.u-tokyo.ac.jp

MXitc-utokyo.in.tmems-jp.trendmicro.com
A18.176.203.131🇯🇵 Amazon
PTRin.tmems-jp.trendmicro.com
A18.176.203.132🇯🇵 Amazon
PTRin.tmems-jp.trendmicro.com
A18.176.203.133🇯🇵 Amazon
PTRin.tmems-jp.trendmicro.com
A157.82.77.37🇯🇵 UTnet
PTRmail.rcast.u-tokyo.ac.jp

rcast.u-tokyo.ac.jp

MXitc-utokyo.in.tmems-jp.trendmicro.com
NSdns1.nc.u-tokyo.ac.jp
NSdns2.nc.u-tokyo.ac.jp
NSdns3.nc.u-tokyo.ac.jp
NSns.rcast.u-tokyo.ac.jp
NSns.office.rcast.u-tokyo.ac.jp

PTR for

Starts with same word

Starts similarily

AI analysis

mail.rcast.u-tokyo.ac.jp resolves to a single IP address: 157.82.77.37.

mail.rcast.u-tokyo.ac.jp is handled by a single mail server, itc-utokyo.in.tmems-jp.trendmicro.com.

mail.rcast.u-tokyo.ac.jp shares its mail server setup with other domains, including nc.u-tokyo.ac.jp, office.rcast.u-tokyo.ac.jp, rcast.u-tokyo.ac.jp, ns.office.rcast.u-tokyo.ac.jp and dir.rcast.u-tokyo.ac.jp.

The mail servers for mail.rcast.u-tokyo.ac.jp are shared with other domains, for instance gavo.t.u-tokyo.ac.jp, ic.t.u-tokyo.ac.jp, eeis.t.u-tokyo.ac.jp, escargot.ee.t.u-tokyo.ac.jp and if.t.u-tokyo.ac.jp.

These mail servers are often used with mx.ee.t.u-tokyo.ac.jp, hermes.gavo.t.u-tokyo.ac.jp, mx2.ee.t.u-tokyo.ac.jp, mozart.if.t.u-tokyo.ac.jp, t-server2.t.u-tokyo.ac.jp, gin.psc.t.u-tokyo.ac.jp, t-adm.t.u-tokyo.ac.jp and hnd.hil.t.u-tokyo.ac.jp.

itc-utokyo.in.tmems-jp.trendmicro.com points to three IPs: 18.176.203.131, 18.176.203.132 and 18.176.203.133.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq

bXiHQaT CF johedugfp 2025-10-22