DNSWHOIS.INFO - 221.113.131.in-addr.arpa

Search for IP or hostnames:

221.113.131.in-addr.arpa checked at 2025-10-20T01:10:54.874Z 756ms 57/57/57 100% R:27

`221.113.131.in-addr.arpa`

NS	`ns0.keio.ac.jp`
		A	2001:df0:eb:e14::3 ^{🇯🇵 KEIO-NET}
			PTR	`ns0.keio.ac.jp`
		A	131.113.132.3^{🇯🇵 KEIO-NET}
			PTR	`ns0.keio.ac.jp`
NS	`ns1.keio.ac.jp`
		A	2001:df0:eb:e14::4 ^{🇯🇵 KEIO-NET}
			PTR	`ns1.keio.ac.jp`
		A	131.113.132.4^{🇯🇵 KEIO-NET}
			PTR	`ns1.keio.ac.jp`
NS	`ns9.keio.ac.jp`
		A	2403:3a00:202:190a:133:167:67:76 ^{🇯🇵 SAKURA internet AS9371}
			PTR	`ns9.keio.ac.jp`
		A	133.167.67.76^{🇯🇵 SAKURA internet AS9371}
			PTR	`ns9.keio.ac.jp`

`113.131.in-addr.arpa`

	NS	`ns0.keio.ac.jp`
	NS	`ns1.keio.ac.jp`
	NS	`ns9.keio.ac.jp`

Up

126.221.113.131.in-addr.arpa

79.221.113.131.in-addr.arpa

Starts with same word

221.net

221.es

221.co

221.de

221.in-addr.arpa

221.tel

221.com

221.ru

221.la

221.org

221.co.uk

221.money

221.cz

221.life

221.com.ua

221.us

221.one

Starts similarily

212.pl

122.in-addr.arpa

212.dk

212.ws

122.us

122.in

212.lv

221.com

212.us

212.bz

221.ru

122.gov.cn

122.ph

212.in

212.se

221.la

122.de

221.org

221.co.uk

122.lv

212.fund

212.church

212.ca

212.jetzt

212.run

221.money

212.one

212.com.mx

212.email

212.lt

221.cz

122.fyi

212.graphics

212.com

122.it

122.nl

212.vin

122.su

212.mx

122.cl

122.ch

212.com.tr

212.cc

122.city

212.by

212.ru

122.eu

212.in-addr.arpa

212.photos

212.amsterdam

212.fr

212.me

212.guide

221.life

221.com.ua

122.be

212.guru

212.com.cn

212.net

122.at

212.tel

122.cn

221.us

122.kim

212.sk

221.one

122.run

122.co.il

122.co

212.at

212.ph

122.biz

122.dk

212.insure

221.net

212.com.ua

122.ru

221.es

122.ltd

221.co

122.one

212.group

221.de

212.plumbing

212.codes

212.ua

212.de

122.cz

212.nl

122.cc

122.info

212.vc

212.ch

212.kr

212.mobi

122.vn

221.in-addr.arpa

221.tel

AI analysis

221.113.131.in-addr.arpa is a parent of 126.221.113.131.in-addr.arpa and 79.221.113.131.in-addr.arpa.

221.113.131.in-addr.arpa is delegated to three name servers: ns0.keio.ac.jp, ns1.keio.ac.jp and ns9.keio.ac.jp.

221.113.131.in-addr.arpa at least partially shares name servers with other domains, for example kgc.mita.keio.ac.jp, lib.keio.ac.jp, 203.113.131.in-addr.arpa, med.keio.ac.jp and 6.113.131.in-addr.arpa.

These name servers are often used with ns0.sfc.keio.ac.jp, ns01.sfc.keio.ac.jp, ns02.sfc.keio.ac.jp, amber.nak.ics.keio.ac.jp and ns1.am.ics.keio.ac.jp.

Host names with two IP numbers:

ns0.keio.ac.jp points to 2001:df0:eb:e14::3 and 131.113.132.3

ns1.keio.ac.jp points to 2001:df0:eb:e14::4 and 131.113.132.4

ns9.keio.ac.jp points to 2403:3a00:202:190a:133:167:67:76 and 133.167.67.76

dbq