WWW.RTSAK.COM - 51.255.128.in-addr.arpa

Search for IP or hostnames:

51.255.128.in-addr.arpa checked at 2025-10-20T10:45:14.423Z 914ms 75/75/75 100% R:17

`51.255.128.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

170.51.255.128.in-addr.arpa

40.51.255.128.in-addr.arpa

71.51.255.128.in-addr.arpa

126.51.255.128.in-addr.arpa

34.51.255.128.in-addr.arpa

14.51.255.128.in-addr.arpa

200.51.255.128.in-addr.arpa

28.51.255.128.in-addr.arpa

57.51.255.128.in-addr.arpa

65.51.255.128.in-addr.arpa

144.51.255.128.in-addr.arpa

223.51.255.128.in-addr.arpa

26.51.255.128.in-addr.arpa

103.51.255.128.in-addr.arpa

63.51.255.128.in-addr.arpa

198.51.255.128.in-addr.arpa

86.51.255.128.in-addr.arpa

72.51.255.128.in-addr.arpa

113.51.255.128.in-addr.arpa

196.51.255.128.in-addr.arpa

7.51.255.128.in-addr.arpa

39.51.255.128.in-addr.arpa

48.51.255.128.in-addr.arpa

160.51.255.128.in-addr.arpa

29.51.255.128.in-addr.arpa

98.51.255.128.in-addr.arpa

87.51.255.128.in-addr.arpa

189.51.255.128.in-addr.arpa

Starts with same word

51.se

51.com.br

51.com.tr

51.ws

51.com.hk

51.lt

51.hu

51.wtf

51.world

51.com.tw

51.de

51.cz

51.chat

51.win

51.ru

51.gs

51.is

51.eu

51.cool

51.biz

51.no

51.vg

51.tv

51.net.cn

51.gold

51.be

51.org

51.su

51.am

51.ie

51.cc

51.fr

51.pl

51.ca

51.nu

51.fyi

51.al

51.com.ua

51.lv

51.net

51.la

51.in-addr.arpa

51.fi

51.school

51.bet

51.hk

51.ro

51.dp.ua

51.com

51.wf

51.ph

Starts similarily

51.dp.ua

51.com

15.lv

15.de

51.wf

51.ph

51.se

51.com.br

51.com.tr

51.ws

15.gold

15.tel

51.com.hk

51.lt

15.cn

51.hu

15.nl

15.ie

51.wtf

15.com.ua

15.in-addr.arpa

51.world

15.com.tw

51.com.tw

51.de

15.ro

15.se

51.cz

51.chat

15.am

15.ae

51.win

51.ru

15.graphics

51.gs

15.io

51.is

15.app

15.biz

51.eu

51.cool

15.com.tr

51.biz

51.no

51.vg

51.tv

15.ca

15.uk

15.cl

15.rs

51.net.cn

51.gold

51.be

51.org

15.wtf

15.fyi

15.net

15.cz

51.su

51.am

15.sk

51.ie

51.cc

51.fr

15.su

51.pl

15.no

51.ca

51.nu

15.is

15.eu

15.hu

15.by

51.fyi

15.ai

15.business

15.org.ua

51.al

51.com.ua

15.football

15.be

51.lv

15.fi

15.energy

51.net

51.la

15.com

51.in-addr.arpa

15.org

51.fi

51.school

51.bet

15.chat

15.la

15.xyz

51.hk

15.com.mx

51.ro

15.ph

AI analysis

51.255.128.in-addr.arpa is the parent of 170.51.255.128.in-addr.arpa, 40.51.255.128.in-addr.arpa, 71.51.255.128.in-addr.arpa, 126.51.255.128.in-addr.arpa, 34.51.255.128.in-addr.arpa and a few other host names.

51.255.128.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.

51.255.128.in-addr.arpa at least partially shares name servers with other domains, for instance 215.255.128.in-addr.arpa, 156.255.128.in-addr.arpa, ombuds.uiowa.edu, radiology.uiowa.edu and 1.0.0.0.0.5.e.0.0.0.0.0.0.2.6.2.ip6.arpa.

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

Host names with two IP numbers:

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

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

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

dbq