DNSWHOIS.INFO - 209.113.131.in-addr.arpa

Search for IP or hostnames:

209.113.131.in-addr.arpa checked at 2025-11-19T04:10:18.155Z 5048ms 65/67/67 97% R:18 allDone:false timedOut:true

`209.113.131.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`
NS	`ns0.sfc.keio.ac.jp`
		A	2001:df2:c900:1100::4:121 ^{🇯🇵 KEIO-NET}
			PTR	`ns0.sfc.keio.ac.jp`
		A	133.27.4.121^{🇯🇵 KEIO-NET}
			PTR	`ns0.sfc.keio.ac.jp`

`113.131.in-addr.arpa`

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

Up

231.209.113.131.in-addr.arpa

159.209.113.131.in-addr.arpa

151.209.113.131.in-addr.arpa

235.209.113.131.in-addr.arpa

85.209.113.131.in-addr.arpa

27.209.113.131.in-addr.arpa

246.209.113.131.in-addr.arpa

Starts with same word

209.es

209.pl

209.co

209.eu

209.co.kr

209.ru

209.ph

209.org

209.cc

209.in

209.tv

209.it

209.nl

209.jp

209.com

209.de

209.in-addr.arpa

209.agency

209.kr

209.is

209.fr

209.design

209.githubusercontent.com

209.ir

209.us

Starts similarily

902.co.kr

029.jp

290.in

209.in-addr.arpa

290.tv

290.org

209.agency

920.org

092.ca

092.com

290.co.uk

092.de

209.kr

209.is

290.ru

920.co.nz

092.net

920.spb.ru

290.info

902.com

290.nl

029.de

092.pl

092.org.cn

920.com

902.eu

920.co.uk

902.cn

092.co.uk

209.fr

092.ltd

290.fr

209.design

209.githubusercontent.com

209.ir

092.us

920.la

209.us

290.cn

920.nl

029.org.cn

902.gr

029.link

290.cc

209.es

092.jpn.com

290.one

029.to

209.pl

920.net

290.com.hk

902.it

029.info

902.org

029.pl

290.me

920.tw

092.it

029.ltd

902.ca

902.in

920.co

902.ru

092.in

920.name

902.fr

092.one

029.nl

092.me

902.jp

029.kim

920.idv.tw

209.co

092.ir

902.tv

209.eu

092.nl

029.life

920.ai

092.fr

029.com

920.in

920.ca

290.se

092.xyz

209.co.kr

209.ru

209.ph

029.eu

209.org

209.cc

902.tw

092.eu

290.com.cn

209.in

902.de

092.es

209.tv

209.it

290.com

029.ir

209.nl

902.co

029.org

902.nl

920.de

209.jp

920.com.tw

029.us

029.gold

290.de

209.com

902.cc

029.be

920.zone

092.org

209.de

029.co.jp

029.ca

290.eu

AI analysis

The parent of 231.209.113.131.in-addr.arpa, 159.209.113.131.in-addr.arpa, 151.209.113.131.in-addr.arpa, 235.209.113.131.in-addr.arpa, 85.209.113.131.in-addr.arpa and a few other host names is 209.113.131.in-addr.arpa.

209.113.131.in-addr.arpa is delegated to four name servers: ns0.keio.ac.jp, ns1.keio.ac.jp, ns9.keio.ac.jp and ns0.sfc.keio.ac.jp.

209.113.131.in-addr.arpa shares some name servers with other domains, for example mita.cc.keio.ac.jp, 76.27.133.in-addr.arpa, 184.113.131.in-addr.arpa, soft.ics.keio.ac.jp and soc.ae.keio.ac.jp.

These name servers are commonly used alongside 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

Two IPs per host:

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

ns0.sfc.keio.ac.jp points to 2001:df2:c900:1100::4:121 and 133.27.4.121

dbq