IPLIST.NET - 166.21.216.in-addr.arpa

Search for IP or hostnames:

166.21.216.in-addr.arpa checked at 2025-10-05T05:36:59.137Z 132ms 64/64/64 100% R:8

`166.21.216.in-addr.arpa`

NS	`ns1.google.com`
		A	2001:4860:4802:32::a ^{🇺🇸 Google}
			PTR	`ns1.google.com`
		A	216.239.32.10^{🇺🇸 Google}
			PTR	`ns1.google.com`
NS	`ns2.google.com`
		A	2001:4860:4802:34::a ^{🇺🇸 Google}
			PTR	`ns2.google.com`
		A	216.239.34.10^{🇺🇸 Google}
			PTR	`ns2.google.com`
NS	`ns3.google.com`
		A	2001:4860:4802:36::a ^{🇺🇸 Google}
			PTR	`ns3.google.com`
		A	216.239.36.10^{🇺🇸 Google}
			PTR	`ns3.google.com`
NS	`ns4.google.com`
		A	2001:4860:4802:38::a ^{🇺🇸 Google}
			PTR	`ns4.google.com`
		A	216.239.38.10^{🇺🇸 Google}
			PTR	`ns4.google.com`

Up

51.166.21.216.in-addr.arpa

170.166.21.216.in-addr.arpa

5.166.21.216.in-addr.arpa

120.166.21.216.in-addr.arpa

69.166.21.216.in-addr.arpa

50.166.21.216.in-addr.arpa

253.166.21.216.in-addr.arpa

Starts with same word

166.fun

166.im

166.games

166.gr

166.jp

166.eu

166.nl

166.dk

166.me

166.run

166.net

166.kim

166.news

166.es

166.su

166.tv

166.vin

166.net.cn

166.cz

166.fr

166.email

166.ch

166.cn

166.in-addr.arpa

166.ph

166.pl

166.com.tw

166.it

166.co

166.hk

166.in

166.at

166.com

166.us

166.ca

166.de

166.ltd

Starts similarily

661.net

661.tv

661.fr

616.jp

661.bet

616.it

616.ee

661.cz

616.bet

616.io

661.life

166.fun

661.in

661.cc

661.de

166.im

166.games

616.hk

166.gr

166.jp

661.es

166.eu

616.xyz

661.co

166.nl

661.cn

616.cc

166.dk

616.ru

166.me

166.run

166.net

616.tv

166.kim

616.sh

166.news

166.es

616.one

661.ca

166.su

616.ph

616.info

616.us

166.tv

166.vin

166.net.cn

616.com

166.cz

166.fr

616.org

661.org

661.com

166.email

166.ch

166.cn

661.nl

166.in-addr.arpa

661.com.cn

166.ph

166.pl

166.com.tw

166.it

166.co

166.hk

661.at

166.in

166.at

166.com

166.us

166.ca

616.ca

616.net

166.de

166.ltd

AI analysis

The parent of 51.166.21.216.in-addr.arpa, 170.166.21.216.in-addr.arpa, 5.166.21.216.in-addr.arpa, 120.166.21.216.in-addr.arpa, 69.166.21.216.in-addr.arpa and a few other host names is 166.21.216.in-addr.arpa.

166.21.216.in-addr.arpa is delegated to four name servers: ns1.google.com, ns2.google.com, ns3.google.com and ns4.google.com.

166.21.216.in-addr.arpa shares some name servers with other domains, for example 15.177.108.in-addr.arpa, 74.249.66.in-addr.arpa, google.com.kh, youtube.tn and googlebot.com.

Host names with two IP numbers

Two IPs per host:

ns1.google.com points to 2001:4860:4802:32::a and 216.239.32.10

ns2.google.com points to 2001:4860:4802:34::a and 216.239.34.10

ns3.google.com points to 2001:4860:4802:36::a and 216.239.36.10

ns4.google.com points to 2001:4860:4802:38::a and 216.239.38.10

dbq