WWW.RTSAK.COM - 211.21.72.in-addr.arpa

Search for IP or hostnames:

211.21.72.in-addr.arpa checked at 2025-11-19T13:54:09.730Z 164ms 61/61/61 100% R:13 allDone:true timedOut:false

`211.21.72.in-addr.arpa`

NS	`x1.amazonaws.com`
		A	156.154.64.10^{🇺🇸 Neustar}
			PTR	`u1.amazonaws.com`
NS	`x2.amazonaws.com`
		A	156.154.65.10^{🇺🇸 Neustar}
			PTR	`u2.amazonaws.com`
NS	`pdns1.ultradns.net`
		A	2001:502:f3ff::1 ^{🇺🇸 Neustar}
			PTR	`pdns1.ultradns.net`
		A	204.74.108.1^{🇺🇸 Neustar}
			PTR	`pdns1.ultradns.net`
NS	`x3.amazonaws.org`
		A	156.154.150.1^{🇺🇸 AS399161}
			PTR	`dns-01.ultradns2.com`
NS	`x4.amazonaws.org`
		A	204.74.120.1^{🇺🇸 AS399160}
			PTR	`dns-01.ultradns2.org`

`21.72.in-addr.arpa`

Up

197.211.21.72.in-addr.arpa

128.211.21.72.in-addr.arpa

229.211.21.72.in-addr.arpa

137.211.21.72.in-addr.arpa

143.211.21.72.in-addr.arpa

Starts with same word

211.ltd

211.one

211.university

211.cn

211.com

211.mx

211.ph

211.in-addr.arpa

211.tw

211.online

211.in

211.net

211.de

211.su

211.es

211.se

211.la

211.ca

211.chat

211.com.ua

211.ru

211.info

211.tel

211.co

211.nl

211.eu

211.us

211.cz

211.dk

211.run

211.nyc

211.cc

211.org

211.it

Starts similarily

112.co

121.sk

211.mx

112.koeln

112.ca

112.ski

121.com

112.dk

112.network

121.chat

211.ph

121.li

112.com.vn

121.cool

121.me

112.es

112.ge

121.education

112.vn

112.today

211.in-addr.arpa

121.cm

112.hu

121.lt

211.tw

112.lt

121.group

121.fm

112.ro

211.online

112.cz

211.in

112.cc

112.me

112.la

211.net

112.social

112.hamburg

121.co.uk

112.su

112.fi

112.in-addr.arpa

121.in-addr.arpa

121.digital

112.ie

121.cafe

211.de

211.su

112.barcelona

112.biz

121.jp

211.es

121.nu

121.wtf

211.se

112.ua

112.ru

121.it

121.com.cn

211.la

211.ca

211.chat

211.com.ua

112.tv

121.health

112.mine.nu

121.com.pl

121.support

121.global

121.zone

112.pt

112.press

112.hr

112.de

121.design

121.at

112.md

112.agency

112.kiev.ua

211.ru

112.fm

121.mx

211.info

121.expert

121.com.tw

112.li

112.com.pl

211.tel

112.org

121.ws

112.pl

121.ag

112.life

112.cl

112.diamonds

211.co

112.wf

112.gov.pl

121.am

112.it

AI analysis

211.21.72.in-addr.arpa is a parent of 197.211.21.72.in-addr.arpa, 128.211.21.72.in-addr.arpa, 229.211.21.72.in-addr.arpa, 137.211.21.72.in-addr.arpa and 143.211.21.72.in-addr.arpa.

211.21.72.in-addr.arpa is delegated to five name servers: x1.amazonaws.com, x2.amazonaws.com, pdns1.ultradns.net, x3.amazonaws.org and x4.amazonaws.org.

211.21.72.in-addr.arpa at least partially shares name servers with other domains, for instance goodies.co, seton.com.cn, arnoldporter.com, jacksonhewitt.com and neomarker.com.

These name servers are often used together with the name servers pdns3.ultradns.org, pdns5.ultradns.info, pdns2.ultradns.net, pdns6.ultradns.co.uk, pdns4.ultradns.org, dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net and a1-5.akam.net.

Host names with two IPs:

pdns1.ultradns.net points to: 2001:502:f3ff::1 and 204.74.108.1.

Host names with one IP:

x1.amazonaws.com points to: 156.154.64.10.

x2.amazonaws.com points to: 156.154.65.10.

x3.amazonaws.org points to: 156.154.150.1.

x4.amazonaws.org points to: 204.74.120.1.

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