DNSWHOIS.INFO - 21.161.66.in-addr.arpa

Search for IP or hostnames:

21.161.66.in-addr.arpa checked at 2025-10-27T20:14:36.648Z 359ms 50/50/50 100% R:14

`21.161.66.in-addr.arpa`

NS	`ns1.sbcidc.com`
		A	2001:1890:1ff:9f0:68:94:156:138 ^{🇺🇸 AT&T US - 7018}
			PTR	`ns1.sbcidc.com`
		A	68.94.156.138^{🇺🇸 AT&T US - 7018}
			PTR	`ns1.sbcidc.com`
NS	`ns2.sbcidc.com`
		A	2001:1890:1ff:9f1:99:99:99:138 ^{🇺🇸 AT&T US - 7018}
			PTR	`ns2.sbcidc.com`
		A	99.99.99.138^{🇺🇸 AT&T US - 7018}
			PTR	`ns2.sbcidc.com`

Up

35.21.161.66.in-addr.arpa

78.21.161.66.in-addr.arpa

207.21.161.66.in-addr.arpa

4.21.161.66.in-addr.arpa

118.21.161.66.in-addr.arpa

29.21.161.66.in-addr.arpa

33.21.161.66.in-addr.arpa

41.21.161.66.in-addr.arpa

34.21.161.66.in-addr.arpa

128.21.161.66.in-addr.arpa

39.21.161.66.in-addr.arpa

36.21.161.66.in-addr.arpa

46.21.161.66.in-addr.arpa

61.21.161.66.in-addr.arpa

213.21.161.66.in-addr.arpa

187.21.161.66.in-addr.arpa

82.21.161.66.in-addr.arpa

5.21.161.66.in-addr.arpa

121.21.161.66.in-addr.arpa

1.21.161.66.in-addr.arpa

79.21.161.66.in-addr.arpa

233.21.161.66.in-addr.arpa

3.21.161.66.in-addr.arpa

42.21.161.66.in-addr.arpa

16.21.161.66.in-addr.arpa

132.21.161.66.in-addr.arpa

112.21.161.66.in-addr.arpa

203.21.161.66.in-addr.arpa

212.21.161.66.in-addr.arpa

68.21.161.66.in-addr.arpa

209.21.161.66.in-addr.arpa

52.21.161.66.in-addr.arpa

234.21.161.66.in-addr.arpa

205.21.161.66.in-addr.arpa

2.21.161.66.in-addr.arpa

47.21.161.66.in-addr.arpa

6.21.161.66.in-addr.arpa

12.21.161.66.in-addr.arpa

10.21.161.66.in-addr.arpa

167.21.161.66.in-addr.arpa

13.21.161.66.in-addr.arpa

123.21.161.66.in-addr.arpa

40.21.161.66.in-addr.arpa

133.21.161.66.in-addr.arpa

30.21.161.66.in-addr.arpa

11.21.161.66.in-addr.arpa

190.21.161.66.in-addr.arpa

130.21.161.66.in-addr.arpa

38.21.161.66.in-addr.arpa

188.21.161.66.in-addr.arpa

177.21.161.66.in-addr.arpa

145.21.161.66.in-addr.arpa

252.21.161.66.in-addr.arpa

66.21.161.66.in-addr.arpa

44.21.161.66.in-addr.arpa

17.21.161.66.in-addr.arpa

25.21.161.66.in-addr.arpa

56.21.161.66.in-addr.arpa

169.21.161.66.in-addr.arpa

32.21.161.66.in-addr.arpa

103.21.161.66.in-addr.arpa

119.21.161.66.in-addr.arpa

9.21.161.66.in-addr.arpa

113.21.161.66.in-addr.arpa

Starts with same word

21.dk

21.email

21.sk

21.immo

21.cz

21.style

21.nl

21.agency

21.co

21.biz

21.lv

21.ru

21.finance

21.ax

21.nu

21.business

21.casino

21.pl

21.ee

21.tv

21.partners

21.to

21.ie

21.photos

21.cc

21.fr

21.by

21.com.es

21.life

21.run

21.org.cn

21.net

21.la

21.diamonds

21.cn

21.de

21.training

21.ca

21.org

21.co.uk

21.vc

21.am

21.rs

21.com

21.bet

21.center

21.kz

21.web.app

21.su

21.network

21.si

21.ph

21.is

21.be

21.com.ua

21.pe

21.edu.ar

21.gg

21.capital

Starts similarily

12.ma

12.rs

21.pe

21.edu.ar

21.gg

21.capital

12.de

12.in-addr.arpa

21.dk

12.ag

21.email

12.kz

12.com.ua

21.sk

12.cz

21.immo

12.eu

21.cz

12.uk

12.life

21.style

12.city

12.dk

21.nl

21.agency

12.org.ru

12.nu

21.co

21.biz

21.lv

21.ru

12.ai

21.finance

12.hk

21.ax

12.amsterdam

12.fr

21.nu

21.business

12.vc

21.casino

21.pl

21.ee

12.am

12.agency

12.digital

12.ac.cn

12.lt

21.tv

12.si

21.partners

21.to

21.ie

21.photos

21.cc

12.be

12.fi

12.cc

12.is

21.fr

12.chat

21.by

12.solutions

12.dyndns.tv

21.com.es

21.life

12.cm

21.run

12.world

21.org.cn

12.by

21.net

12.org.ua

12.works

12.uz

21.la

21.diamonds

21.cn

21.de

21.training

21.ca

12.ca

21.org

12.ru

21.co.uk

12.limo

21.vc

21.am

12.biz

21.rs

12.to

21.com

12.net

12.la

21.bet

12.at

21.center

21.kz

12.ws

12.s3.amazonaws.com

21.web.app

21.su

21.network

21.si

21.ph

12.lv

21.is

21.be

21.com.ua

12.cl

12.ph

AI analysis

The parent of 35.21.161.66.in-addr.arpa, 78.21.161.66.in-addr.arpa, 207.21.161.66.in-addr.arpa, 4.21.161.66.in-addr.arpa, 118.21.161.66.in-addr.arpa and a few other host names is 21.161.66.in-addr.arpa.

21.161.66.in-addr.arpa has two name servers: ns1.sbcidc.com and ns2.sbcidc.com.

21.161.66.in-addr.arpa shares the same name server setup as other domains, for example 177.143.64.in-addr.arpa, 61.161.66.in-addr.arpa, 20.143.64.in-addr.arpa, 194.65.216.in-addr.arpa and cme-inc.net.

21.161.66.in-addr.arpa shares some name servers with other domains, for example 41.16.206.in-addr.arpa, 150.106.199.in-addr.arpa, 95.108.199.in-addr.arpa, 125.108.199.in-addr.arpa and 32.130.12.in-addr.arpa.

these name servers are often used with ns-east.cerf.net, ns-west.cerf.net, ns1.usi.net, ns2.usi.net, ns3.usi.net, ns4.usi.net, ns1.attemea.net, ns2.attemea.net, ns3.attemea.net and ns4.attemea.net.

Host names with two IP numbers:

ns1.sbcidc.com points to: 2001:1890:1ff:9f0:68:94:156:138 and 68.94.156.138; ns2.sbcidc.com points to: 2001:1890:1ff:9f1:99:99:99:138 and 99.99.99.138.

dbq