CF1759819016934-tsm20251005211530

DNSWHOIS.INFO - penguin.iis.u-tokyo.ac.jp

Search for IP or hostnames:

penguin.iis.u-tokyo.ac.jp checked at 2025-10-07T06:36:56.908Z 810ms 61/61/61 100% R:23

penguin.iis.u-tokyo.ac.jp

MXironport1.iis.u-tokyo.ac.jp
A157.82.144.166🇯🇵 UTnet
PTRironport1.iis.u-tokyo.ac.jp
MXironport2.iis.u-tokyo.ac.jp
A157.82.144.167🇯🇵 UTnet
PTRironport2.iis.u-tokyo.ac.jp
A2404:d540:1:8200:157:82:144:140 🇯🇵 UTnet
A157.82.144.140🇯🇵 UTnet
PTRpenguin.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
A157.82.144.140🇯🇵 UTnet

PTR for

140.144.82.157.in-addr.arpa

NS for

64.156.82.157.in-addr.arpa
142.82.157.in-addr.arpa
148.82.157.in-addr.arpa
163.82.157.in-addr.arpa
156.82.157.in-addr.arpa
160.82.157.in-addr.arpa
iis.u-tokyo.ac.jp
167.82.157.in-addr.arpa
159.82.157.in-addr.arpa
169.82.157.in-addr.arpa
0.157.82.157.in-addr.arpa
150.82.157.in-addr.arpa
128.156.82.157.in-addr.arpa
144.82.157.in-addr.arpa
168.82.157.in-addr.arpa
tkl.iis.u-tokyo.ac.jp
154.82.157.in-addr.arpa
157.82.157.in-addr.arpa

Starts with same word

penguin.com.ua
penguin.red
penguin.pw
penguin.net.nz
penguin.com.ar
penguin.co.il
penguin.ca
penguin.run
penguin.center
penguin.gifts
penguin.events
penguin.nu
penguin.cc
penguin.fr
penguin.chat
penguin.com.au
penguin.az
penguin.audio
penguin.me
penguin.school
penguin.com.cn
penguin.lk
penguin.blue
penguin.academy
penguin.coffee
penguin.sg
penguin.st
penguin.uk.net
penguin.co.jp
penguin.nl
penguin.awsapps.com
penguin.lol
penguin.com.sg
penguin.digital
penguin.zone
penguin.sk
penguin.ws
penguin.ad
penguin.im
penguin.dk
penguin.su
penguin.cz
penguin.ru
penguin.com.br
penguin.sytes.net
penguin.solutions
penguin.by
penguin.in
penguin.travel
penguin.com
penguin.no
penguin.eu
penguin.lu
penguin.co.za
penguin.at
penguin.ro
penguin.swiss
penguin.sale
penguin.co.nz
penguin.us
penguin.net
penguin.co.in
penguin.biz
penguin.bz
penguin.co.uk
penguin.be
penguin.bg
penguin.de
penguin.bot
penguin.energy
penguin.org.il
penguin.cool
penguin.tech

Starts similarily

penguin.no
penguin.eu
penguin.lu
penguin.co.za
penguin.at
guenpin.com
penguin.ro
penigun.pl
penguin.swiss
penguin.sale
penguin.co.nz
penguin.us
penguin.net
penguin.co.in
penguin.biz
penguin.bz
penguin.co.uk
penguin.be
penguin.bg
penguin.de
penguin.bot
penguin.energy
penguin.org.il
penguin.cool
penguin.tech
pengniu.com
penguin.com.ua
penguin.red
penguin.pw
penguin.net.nz
niupeng.com
penguin.com.ar
penguin.co.il
penguin.ca
penguin.run
penguin.center
penguin.gifts
penguin.events
ingenup.com
penguin.nu
penguin.cc
penguin.fr
penguin.chat
penguin.com.au
penguin.az
penguin.audio
penguin.me
penguin.school
penguin.com.cn
penguin.lk
penguin.blue
penguin.academy
penguin.coffee
penguin.sg
penguin.st
penguin.uk.net
penguin.co.jp
penguin.nl
penguin.awsapps.com
pengiun.com
penguin.lol
penguin.com.sg
penguin.digital
penguin.zone
penguin.sk
penguin.ws
penguin.ad
penguin.im
penguin.dk
puening.com
guinpen.com
penguin.su
penguin.cz
penguin.ru
pugnine.com
penguin.com.br
penguin.sytes.net
penguin.solutions
penguin.by
penguin.in
puening.net
pengniu.net
penguin.travel
penguin.com

AI analysis

penguin.iis.u-tokyo.ac.jp serves as a name server for 64.156.82.157.in-addr.arpa, 142.82.157.in-addr.arpa, 148.82.157.in-addr.arpa, 163.82.157.in-addr.arpa, 156.82.157.in-addr.arpa and a few other domains.

Name servers commonly include dns1.nc.u-tokyo.ac.jp, dns2.nc.u-tokyo.ac.jp and dns3.nc.u-tokyo.ac.jp together with penguin.iis.u-tokyo.ac.jp.

The entity penguin.iis.u-tokyo.ac.jp points to two IP numbers: 2404:d540:1:8200:157:82:144:140 and 157.82.144.140.

Other host names, for instance, iis.u-tokyo.ac.jp share IP numbers with penguin.iis.u-tokyo.ac.jp.

Two mail servers ironport1.iis.u-tokyo.ac.jp and ironport2.iis.u-tokyo.ac.jp handle penguin.iis.u-tokyo.ac.jp.

penguin.iis.u-tokyo.ac.jp shares the same mail server setup as other domains, for instance dhcp-156-27.iis.u-tokyo.ac.jp, cvl.iis.u-tokyo.ac.jp, dhcp-148-141.iis.u-tokyo.ac.jp, dhcp-148-139.iis.u-tokyo.ac.jp and dhcp-148-186.iis.u-tokyo.ac.jp.

penguin.iis.u-tokyo.ac.jp shares mail servers with other domains at least partially; for instance dhcp-164-187.iis.u-tokyo.ac.jp, chibagw.iis.u-tokyo.ac.jp, dhcp-148-214.iis.u-tokyo.ac.jp, dhcp-148-194.iis.u-tokyo.ac.jp and dhcp-148-250.iis.u-tokyo.ac.jp.

Host names with one IP number:

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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LzNatJd CF johedugfp 2025-10-07