DNSWHOIS.INFO - 137.255.128.in-addr.arpa

Search for IP or hostnames:

137.255.128.in-addr.arpa checked at 2025-10-07T16:10:57.611Z 1147ms 72/72/72 100% R:10

`137.255.128.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 ^{🇺🇸 University of Iowa}
			PTR	`dns-e1.uiowa.edu`
		A	128.255.1.26^{🇺🇸 University of Iowa}
			PTR	`dns-e1.uiowa.edu`
NS	`dns2.uiowa.edu`
		A	2620:0:e50:3::11 ^{🇺🇸 University of Iowa}
			PTR	`dns-e2.uiowa.edu`
		A	128.255.64.26^{🇺🇸 University of Iowa}
			PTR	`dns-e2.uiowa.edu`
NS	`dns3.uiowa.edu`
		A	2620:0:e50:3::12 ^{🇺🇸 University of Iowa}
			PTR	`dns-e3.uiowa.edu`
		A	128.255.1.27^{🇺🇸 University of Iowa}
			PTR	`dns-e3.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`

Starts with same word

137.la

137.at

137.info

137.ro

137.de

137.ca

137.co

137.org

137.es

137.hu

137.me

137.nl

137.city

137.in-addr.arpa

137.ph

137.by

137.be

137.com

137.dk

137.it

137.ink

137.pl

137.rehab

137.tv

137.cl

137.co.jp

137.hk

137.online

Starts similarily

731.net.cn

173.la

317.nl

137.ca

713.pl

731.de

713.in

137.co

317.us

317.com

137.org

371.company

173.one

317.it

173.host

317.ch

317.run

371.de

137.es

137.hu

173.org

173.biz

137.me

731.dk

137.nl

173.net

137.city

137.in-addr.arpa

173.jp

713.biz

713.mobi

317.today

731.com

317.tv

173.co

731.cn

137.ph

731.tv

317.ie

173.fr

137.by

713.ru

317.gr

173.nl

317.ink

173.eu

731.me

173.ca

173.cool

173.hk

173.cn

173.dk

137.be

137.com

173.de

713.de

137.dk

137.it

731.co.uk

173.io

173.me

137.ink

137.pl

371.com

731.cz

137.rehab

713.cn

173.in-addr.arpa

371.cn

317.de

713.dk

173.tv

137.tv

173.in

317.ru

173.com.ua

371.biz

173.tw

731.co

713.city

137.cl

713.co.jp

713.ir

137.co.jp

317.cn

371.la

137.hk

731.pl

173.ir

713.at

173.com.tw

713.cz

173.com

173.hu

137.online

317.jp

731.it

713.com

317.in

173.by

371.jp

173.cz

173.chat

137.la

317.fr

713.net

137.at

371.net

713.me

371.cz

317.limo

317.is

173.cl

173.us

713.eu

371.tv

731.eu

317.net

137.info

137.ro

137.de

AI analysis

137.255.128.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.

137.255.128.in-addr.arpa at least partially shares name servers with other domains, for instance 83.255.128.in-addr.arpa, biomed-eng.uiowa.edu, ostc.uiowa.edu, cgrer.uiowa.edu and 0.5.e.0.0.0.0.0.0.2.6.2.ip6.arpa.

these name servers are commonly used together with the name servers dns-r1.uiowa.net, dns1.icaen.uiowa.edu, dns2.icaen.uiowa.edu, dns2.engr.uiowa.edu and dns3.divms.uiowa.edu.

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.

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