WWW.RTSAK.COM - 231.82.157.in-addr.arpa

Search for IP or hostnames:

231.82.157.in-addr.arpa checked at 2025-10-17T08:54:54.461Z 919ms 63/63/63 100% R:30

`231.82.157.in-addr.arpa`

NS	`icrsun.icrr.u-tokyo.ac.jp`
		A	157.82.232.106^{🇯🇵 UTnet}
			PTR	`icrsun.icrr.u-tokyo.ac.jp`
NS	`dns1.nc.u-tokyo.ac.jp`
		A	2001:200:180::35:1 ^{🇯🇵 WIDE Project}
			PTR	`dns1.nc.u-tokyo.ac.jp`
		A	133.11.0.1^{🇯🇵 UTnet}
			PTR	`dns1.nc.u-tokyo.ac.jp`
NS	`dns2.nc.u-tokyo.ac.jp`
		A	2001:2c0:ce07:f900::2 ^{🇯🇵 NTT PC Communications (InfoSphere)}
		A	119.245.132.49^{🇯🇵 NTT PC Communications (InfoSphere)}
NS	`dns3.nc.u-tokyo.ac.jp`
		A	2001:200:180::35:3 ^{🇯🇵 WIDE Project}
			PTR	`dns3.nc.u-tokyo.ac.jp`
		A	157.82.0.1^{🇯🇵 UTnet}
			PTR	`dns3.nc.u-tokyo.ac.jp`

`82.157.in-addr.arpa`

	NS	`dns1.nc.u-tokyo.ac.jp`
	NS	`dns2.nc.u-tokyo.ac.jp`
	NS	`dns3.nc.u-tokyo.ac.jp`

Up

245.231.82.157.in-addr.arpa

101.231.82.157.in-addr.arpa

108.231.82.157.in-addr.arpa

50.231.82.157.in-addr.arpa

Starts with same word

231.cz

231.ltd

231.chat

231.run

231.ru

231.io

231.nl

231.cc

231.us

231.com

231.pl

231.la

231.me

231.ca

231.de

231.in-addr.arpa

231.email

231.at

231.it

231.tv

Starts similarily

123.cr

321.bike

132.la

123.gov.bn

123.plus

123.ma

312.myftp.org

213.com

123.design

213.in-addr.arpa

213.net

123.co.th

123.photos

321.si

132.cc

213.tel

123.co.id

213.design

123.cat

321.cn

132.online

213.vg

123.co

312.one

123.marketing

321.com

123.porn

312.tv

123.jp

312.com

321.bg

312.at

321.co.nz

123.group

123.church

123.do

213.pl

123.tw

123.net.vn

213.run

213.info

123.rs

312.biz

123.org

321.com.cn

321.beauty

213.org

312.com.au

123.lc

132.jp

231.de

123.uk.com

123.com.my

321.hu

312.ca

132.in-addr.arpa

132.com

231.in-addr.arpa

321.by

123.com.cm

123.com.au

123.zip

231.email

123.vip

321.tv

321.media

312.co

123.dj

321.wf

123.id

123.guide

123.quebec

231.at

231.it

321.vin

123.cm

312.net

321.jetzt

213.es

321.nl

321.pink

321.fund

312.us

213.ir

231.tv

123.amsterdam

321.life

123.cl

123.jx.cn

123.cash

231.cz

321.ro

231.ltd

321.vn

123.gl

321.lv

123.watch

123.fm

321.agency

213.at

AI analysis

231.82.157.in-addr.arpa is parent of 245.231.82.157.in-addr.arpa, 101.231.82.157.in-addr.arpa, 108.231.82.157.in-addr.arpa and 50.231.82.157.in-addr.arpa.

231.82.157.in-addr.arpa is delegated to four name servers: icrsun.icrr.u-tokyo.ac.jp, dns1.nc.u-tokyo.ac.jp, dns2.nc.u-tokyo.ac.jp and dns3.nc.u-tokyo.ac.jp.

231.82.157.in-addr.arpa shares name servers with other domains at least partially, for example race.u-tokyo.ac.jp, um.u-tokyo.ac.jp, sr3.t.u-tokyo.ac.jp, 119.11.133.in-addr.arpa and 157.11.133.in-addr.arpa.

these name servers are often used with the following: ns1.t.u-tokyo.ac.jp, ns.a.u-tokyo.ac.jp, dns101.ecc.u-tokyo.ac.jp, dns.ecc.u-tokyo.ac.jp, ns1.s.u-tokyo.ac.jp, ns2.s.u-tokyo.ac.jp, ns-e6.keisu.t.u-tokyo.ac.jp, penguin.iis.u-tokyo.ac.jp, ns2.t.u-tokyo.ac.jp and dnsserver02.ecc.u-tokyo.ac.jp.

Hosts with two IP numbers

- Host dns1.nc.u-tokyo.ac.jp points to: 2001:200:180::35:1 and 133.11.0.1

- Host dns2.nc.u-tokyo.ac.jp points to: 2001:2c0:ce07:f900::2 and 119.245.132.49

- Host dns3.nc.u-tokyo.ac.jp points to: 2001:200:180::35:3 and 157.82.0.1

Hosts with one IP number

- Host icrsun.icrr.u-tokyo.ac.jp points to: 157.82.232.106

dbq