DNSWHOIS.INFO - 56.21.99.in-addr.arpa

Search for IP or hostnames:

56.21.99.in-addr.arpa checked at 2025-10-17T01:11:04.932Z 148ms 39/39/39 100% R:11

`56.21.99.in-addr.arpa`

NS	`ns10a.attdns.net`
		A	144.160.229.221^{🇺🇸 AS797}
			PTR	`ns10a.attdns.net`
NS	`ns10b.attdns.net`
		A	144.160.128.177^{🇺🇸 AS797}
			PTR	`ns10b.attdns.net`
NS	`ns10d.attdns.net`
		A	144.160.128.159^{🇺🇸 AS797}
			PTR	`ns10d.attdns.net`

`21.99.in-addr.arpa`

	NS	`ns3.sbcglobal.net`
	NS	`ns1.swbell.net`
	NS	`ns2.swbell.net`

Starts with same word

56.ro

56.gs

56.cx

56.world

56.cl

56.hk

56.co

56.lt

56.com

56.com.tr

56.chat

56.in-addr.arpa

56.ca

56.org.cn

56.sh.cn

56.fyi

56.am

56.lv

56.nl

56.no

56.se

56.com.hk

56.cc

56.de

56.ph

56.be

56.plus

56.js.cn

56.vg

56.org

56.com.au

56.digital

56.net

56.amsterdam

56.vc

56.ru

Starts similarily

65.hk

56.ph

65.com.au

56.be

56.plus

65.ro

65.pl

65.se

65.dk

56.js.cn

65.sk

65.in-addr.arpa

65.hu

65.cz

56.vg

56.org

56.com.au

65.no

56.digital

56.net

56.amsterdam

56.vc

65.de

65.be

56.ru

65.cc

65.lv

56.ro

65.su

65.world

65.nl

56.gs

56.cx

65.gold

56.world

56.cl

56.hk

65.amsterdam

56.co

56.lt

65.ws

65.cl

65.fr

56.com

65.ph

56.com.tr

56.chat

56.in-addr.arpa

65.media

65.fi

56.ca

56.org.cn

65.to

65.cm

56.sh.cn

56.fyi

56.am

65.co

65.ms

56.lv

56.nl

56.no

56.se

56.com.hk

65.eu

65.ca

56.cc

56.de

AI analysis

The delegation for 56.21.99.in-addr.arpa is handled by three name servers: ns10a.attdns.net, ns10b.attdns.net and ns10d.attdns.net.

56.21.99.in-addr.arpa at least partially shares name servers with other domains, for instance 87.48.104.in-addr.arpa, 200.220.76.in-addr.arpa, 9.8.172.in-addr.arpa, 163.22.99.in-addr.arpa and 144.130.99.in-addr.arpa.

Host names with one IP number:

ns10a.attdns.net points to 144.160.229.221.

ns10b.attdns.net points to 144.160.128.177.

ns10d.attdns.net points to 144.160.128.159.

dbq