DNSWHOIS.INFO - 75.255.128.in-addr.arpa

Search for IP or hostnames:

75.255.128.in-addr.arpa checked at 2025-10-22T12:24:43.193Z 384ms 75/75/75 100% R:10

`75.255.128.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`

Up

213.75.255.128.in-addr.arpa

40.75.255.128.in-addr.arpa

9.75.255.128.in-addr.arpa

3.75.255.128.in-addr.arpa

128.75.255.128.in-addr.arpa

98.75.255.128.in-addr.arpa

26.75.255.128.in-addr.arpa

197.75.255.128.in-addr.arpa

20.75.255.128.in-addr.arpa

161.75.255.128.in-addr.arpa

1.75.255.128.in-addr.arpa

76.75.255.128.in-addr.arpa

150.75.255.128.in-addr.arpa

116.75.255.128.in-addr.arpa

249.75.255.128.in-addr.arpa

176.75.255.128.in-addr.arpa

200.75.255.128.in-addr.arpa

85.75.255.128.in-addr.arpa

Starts with same word

75.ag

75.pe

75.hk

75.ph

75.com

75.team

75.tv

75.pl

75.net

75.tel

75.nu

75.to

75.in-addr.arpa

75.wf

75.de

75.la

75.org

75.se

75.network

75.ru

75.world

75.net.cn

75.cz

75.gold

75.cc

75.no

75.su

75.fr

75.amsterdam

75.lv

75.lt

75.biz

75.chat

75.co.za

75.be

Starts similarily

57.md

75.net

75.tel

75.nu

57.nl

75.to

75.in-addr.arpa

57.no

75.wf

57.hu

57.be

75.de

57.cn

57.com.tw

75.la

75.org

75.se

57.gg

75.network

75.ru

57.in-addr.arpa

75.world

75.net.cn

75.cz

57.la

75.gold

75.cc

57.am

75.no

75.su

75.fr

57.de

57.pl

57.amsterdam

75.amsterdam

57.com

75.lv

75.lt

57.ai

75.biz

57.com.cn

75.chat

57.se

75.co.za

57.biz

57.net.cn

75.be

75.ag

75.pe

57.cl

75.hk

57.si

75.ph

75.com

57.dk

57.fi

75.team

57.lt

75.tv

57.by

75.pl

AI analysis

The parent of 213.75.255.128.in-addr.arpa, 40.75.255.128.in-addr.arpa, 9.75.255.128.in-addr.arpa, 3.75.255.128.in-addr.arpa, 128.75.255.128.in-addr.arpa and a few other host names is 75.255.128.in-addr.arpa.

75.255.128.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.

75.255.128.in-addr.arpa shares some name servers with other domains, for example biomed-eng.uiowa.edu, ostc.uiowa.edu, 84.255.128.in-addr.arpa, 0.5.e.0.0.0.0.0.0.2.6.2.ip6.arpa and 215.255.128.in-addr.arpa.

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

Host names with two IP numbers:

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

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

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

dbq