MXLIST.NET - 31.128.in-addr.arpa

Search for IP or hostnames:

31.128.in-addr.arpa checked at 2025-10-18T02:07:29.587Z 328ms 59/59/59 100% R:7

`31.128.in-addr.arpa`

NS	`auth-ns0.csail.mit.edu`
		A	2603:400a:0:7d2::801e:27b ^{🇺🇸 Massachusetts Institute of Technology}
			PTR	`auth-ns0.csail.mit.edu`
		A	128.30.2.123^{🇺🇸 Massachusetts Institute of Technology}
			PTR	`auth-ns0.csail.mit.edu`
NS	`auth-ns1.csail.mit.edu`
		A	128.31.0.18^{🇺🇸 Massachusetts Institute of Technology}
			PTR	`auth-ns1.csail.mit.edu`
NS	`auth-ns2.csail.mit.edu`
		A	128.52.32.80^{🇺🇸 Massachusetts Institute of Technology}
			PTR	`new-life.csail.mit.edu`
NS	`auth-ns3.csail.mit.edu`
		A	2600:1f16:ceb:1302::a ^{🇺🇸 Amazon}
		A	18.220.24.142^{🇺🇸 Amazon}
			PTR	`ec2-18-220-24-142.us-east-2.compute.amazonaws.com`

`128.in-addr.arpa`

	NS	`r.arin.net`
	NS	`u.arin.net`
	NS	`x.arin.net`
	NS	`y.arin.net`
	NS	`z.arin.net`
	NS	`arin.authdns.ripe.net`

Up

5.31.128.in-addr.arpa

37.31.128.in-addr.arpa

36.31.128.in-addr.arpa

4.31.128.in-addr.arpa

38.31.128.in-addr.arpa

6.31.128.in-addr.arpa

35.31.128.in-addr.arpa

33.31.128.in-addr.arpa

Starts with same word

31.cn

31.fyi

31.net

31.plus

31.cz

31.or.kr

31.ph

31.org

31.pl

31.company

31.vc

31.gold

31.com

31.no

31.hu

31.io

31.club

31.to

31.be

31.lv

31.app

31.in-addr.arpa

31.ro

31.tel

31.sk

31.ag

31.ca

31.chat

31.cl

31.hk

31.su

31.fr

31.se

31.eu

31.bz

31.kz

31.cards

31.cm

31.bet

Starts similarily

13.com

31.fyi

31.net

31.plus

31.cz

13.org

13.wtf

31.or.kr

31.ph

13.lt

13.cn

13.nl

31.org

31.pl

13.in-addr.arpa

31.company

13.cz

31.vc

31.gold

13.today

13.com.ua

13.s3.amazonaws.com

13.world

13.com.au

13.net

13.chat

13.su

13.am

13.ee

13.ph

13.be

31.com

13.biz

13.yt

31.no

13.by

13.vc

13.co.uk

13.fi

31.hu

13.gen.tr

13.net.ru

31.io

31.club

31.to

13.ru

13.to

31.be

13.fr

31.lv

31.app

13.st

13.pw

31.in-addr.arpa

13.media

13.amsterdam

13.si

13.ca

31.ro

31.tel

31.sk

13.eu

31.ag

31.ca

13.com.ru

31.chat

13.plus

13.ae

31.cl

13.cl

13.school

13.pl

31.hk

13.kg

31.su

13.com.my

13.uz

31.fr

31.se

13.is

31.eu

13.se

31.bz

31.kz

31.cards

13.ly

31.cm

13.co.za

13.fyi

13.sb

31.bet

13.kz

31.cn

AI analysis

31.128.in-addr.arpa is the parent of 5.31.128.in-addr.arpa, 37.31.128.in-addr.arpa, 36.31.128.in-addr.arpa, 4.31.128.in-addr.arpa, 38.31.128.in-addr.arpa and a few other host names.

31.128.in-addr.arpa is delegated to four name servers: auth-ns0.csail.mit.edu, auth-ns1.csail.mit.edu, auth-ns2.csail.mit.edu and auth-ns3.csail.mit.edu.

31.128.in-addr.arpa at least partially shares name servers with other domains, for instance 4.31.128.in-addr.arpa, 26.18.in-addr.arpa, 164.52.128.in-addr.arpa, openstack.csail.mit.edu and 52.128.in-addr.arpa.

these name servers are commonly used alongside bubbles.lids.mit.edu.

Host names with two IP numbers:

auth-ns0.csail.mit.edu points to 2603:400a:0:7d2::801e:27b and 128.30.2.123; auth-ns3.csail.mit.edu points to 2600:1f16:ceb:1302::a and 18.220.24.142.

Host names with one IP number:

auth-ns1.csail.mit.edu points to 128.31.0.18; auth-ns2.csail.mit.edu points to 128.52.32.80.

dbq