IPLIST.NET - 237.255.128.in-addr.arpa

Search for IP or hostnames:

237.255.128.in-addr.arpa checked at 2025-11-14T07:16:40.773Z 232ms 87/87/87 100% R:16 allDone:true timedOut:false

`237.255.128.in-addr.arpa`

NS	`dns-core-cb-1.uiowa.edu`
NS	`dns-core-coph-1.uiowa.edu`
NS	`dns-core-itf-1.uiowa.edu`
NS	`dns-core-itf-2.uiowa.edu`
NS	`dns-core-lc-0.uiowa.edu`
NS	`dns-core-lc-1.uiowa.edu`
NS	`dns-wireless-cb-1.uiowa.edu`
NS	`dns-wireless-coph-1.uiowa.edu`
NS	`dns-wireless-lc-1.uiowa.edu`
NS	`dns1.uiowa.edu`
		A	2620:0:e50:3::10 ^{🇺🇸 UIOWA-AS}
			PTR	`dns-e1.uiowa.edu`
		A	128.255.1.26^{🇺🇸 UIOWA-AS}
			PTR	`dns-e1.uiowa.edu`
NS	`dns2.uiowa.edu`
		A	2620:0:e50:3::11 ^{🇺🇸 UIOWA-AS}
			PTR	`dns-e2.uiowa.edu`
		A	128.255.64.26^{🇺🇸 UIOWA-AS}
			PTR	`dns-e2.uiowa.edu`
NS	`dns3.uiowa.edu`
		A	2620:0:e50:3::12 ^{🇺🇸 UIOWA-AS}
			PTR	`dns-e3.uiowa.edu`
		A	128.255.1.27^{🇺🇸 UIOWA-AS}
			PTR	`dns-e3.uiowa.edu`
PTR	`rtr-core-bsb.net.uiowa.edu`
		A	2620:0:e50:1::41 ^{🇺🇸 UIOWA-AS}
			PTR	`rtr-core-bsb.net.uiowa.edu`
		A	128.255.204.65^{🇺🇸 UIOWA-AS}
			PTR	`rtr-core-bsb.net.uiowa.edu`

`255.128.in-addr.arpa`

	NS	`dns-core-cb-1.uiowa.edu`
	NS	`dns-core-coph-1.uiowa.edu`
	NS	`dns-core-itf-1.uiowa.edu`
	NS	`dns-core-itf-2.uiowa.edu`
	NS	`dns-core-lc-0.uiowa.edu`
	NS	`dns-core-lc-1.uiowa.edu`
	NS	`dns-wireless-cb-1.uiowa.edu`
	NS	`dns-wireless-coph-1.uiowa.edu`
	NS	`dns-wireless-lc-1.uiowa.edu`
	NS	`dns1.uiowa.edu`
	NS	`dns2.uiowa.edu`
	NS	`dns3.uiowa.edu`
	NS	`dns-r1.uiowa.net`
	NS	`dns3.divms.uiowa.edu`
	PTR	`rtr-border-lc.net.uiowa.edu`

Up

11.237.255.128.in-addr.arpa

38.237.255.128.in-addr.arpa

Starts with same word

237.company

237.cc

237.tv

237.co

237.es

237.jp

237.com

237.ink

237.in-addr.arpa

237.bz

237.pl

237.de

237.ir

237.ca

237.fr

237.ph

237.cafe

237.nl

237.ru

Starts similarily

723.net.cn

723.ca

732.com

732.ca

327.it

327.me

273.app

237.nl

372.dk

327.ru

237.ru

327.pt

723.de

372.io

327.org

273.co

273.ca

372.tel

327.nl

237.company

723.it

723.fr

273.it

237.cc

723.ch

327.de

273.me

237.tv

723.com

723.co

372.com.au

372.me

732.co

732.best

273.ru

723.cz

723.ir

327.at

237.co

237.es

732.com.cn

273.us

372.it

723.us

273.jp

723.info

723.eu

372.com

732.it

372.ru

327.be

237.jp

237.com

327.net.cn

237.ink

273.org

327.fr

327.ca

732.us

723.se

723.org

372.de

237.in-addr.arpa

237.bz

372.org

372.ee

237.pl

237.de

327.pl

723.hu

327.se

273.one

237.ir

372.ch

273.ph

372.design

273.xyz

237.ca

237.fr

273.de

732.de

732.tv

273.cc

732.org

237.ph

273.com

237.cafe

372.ph

273.in

723.io

732.fr

327.co

327.dk

327.solutions

327.com

732.ru

723.dk

327.eu

AI analysis

237.255.128.in-addr.arpa is parent of 11.237.255.128.in-addr.arpa and 38.237.255.128.in-addr.arpa.

237.255.128.in-addr.arpa is delegated to twelve name servers: dns-core-cb-1.uiowa.edu, dns-core-coph-1.uiowa.edu, dns-core-itf-1.uiowa.edu, dns-core-itf-2.uiowa.edu, dns-core-lc-0.uiowa.edu, dns-core-lc-1.uiowa.edu, dns-wireless-cb-1.uiowa.edu, dns-wireless-coph-1.uiowa.edu, dns-wireless-lc-1.uiowa.edu, dns1.uiowa.edu, dns2.uiowa.edu and dns3.uiowa.edu.

237.255.128.in-addr.arpa at least partially shares name servers with other domains, for instance 130.255.128.in-addr.arpa, 83.255.128.in-addr.arpa, 75.255.128.in-addr.arpa, biomed-eng.uiowa.edu and ostc.uiowa.edu.

These name servers are often used with dns-r1.uiowa.net and dns3.divms.uiowa.edu.

Host names with two IP numbers:

Host dns1.uiowa.edu points to 2620:0:e50:3::10 and 128.255.1.26.

Host dns2.uiowa.edu points to 2620:0:e50:3::11 and 128.255.64.26.

Host dns3.uiowa.edu points to 2620:0:e50:3::12 and 128.255.1.27.

Host rtr-core-bsb.net.uiowa.edu resolves to two IPs: 2620:0:e50:1::41 and 128.255.204.65.

dbq