WWW.RTSAK.COM - 231.128.in-addr.arpa

Search for IP or hostnames:

231.128.in-addr.arpa checked at 2025-10-16T09:32:42.673Z 2095ms 54/54/54 100% R:23

`231.128.in-addr.arpa`

NS	`ns2.nih.gov`
		A	2607:f220:418:4101::80e7:401 ^{🇺🇸 AS3527-NIH}
			PTR	`ns2.nih.gov`
		A	128.231.64.1^{🇺🇸 AS3527-NIH}
			PTR	`ns2.nih.gov`
NS	`ns3.nih.gov`
		A	2607:f220:402:1801::a570:4e6 ^{🇺🇸 AS30387}
			PTR	`ns3.nih.gov`
		A	165.112.4.230^{🇺🇸 AS30387}
			PTR	`ns3.nih.gov`
NS	`ns.nih.gov`
		A	2607:f220:404:101::80e7:80fb ^{🇺🇸 AS3527-NIH}
			PTR	`ns.nih.gov`
		A	128.231.128.251^{🇺🇸 AS3527-NIH}

`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`

Starts with same word

231.ca

231.de

231.in-addr.arpa

231.email

231.at

231.it

231.tv

231.cz

231.ltd

231.chat

231.run

231.ru

231.io

231.nl

231.cc

231.us

231.com

231.pl

231.la

231.me

Starts similarily

123.bg

231.pl

123.tax

312.co.kr

312.it

321.biz

312.kg

132.one

231.la

132.pl

123.chat

123.ca

132.cz

321.blue

132.me

321.bio

213.jp

231.me

123.pt

312.network

312.tel

321.cz

123.lv

123.be

123.no

123.com.vn

123.kz

123.cc

321.lu

321.ink

231.ca

321.jp

123.reisen

123.pl

132.be

123.cr

321.bike

132.la

123.gov.bn

123.plus

123.ma

312.myftp.org

213.com

123.design

213.in-addr.arpa

213.net

123.co.th

123.photos

321.si

132.cc

213.tel

123.co.id

213.design

123.cat

321.cn

132.online

213.vg

123.co

312.one

123.marketing

321.com

123.porn

312.tv

123.jp

312.com

321.bg

312.at

321.co.nz

123.group

123.church

123.do

213.pl

123.tw

123.net.vn

213.run

213.info

123.rs

312.biz

123.org

321.com.cn

321.beauty

213.org

312.com.au

123.lc

132.jp

231.de

123.uk.com

123.com.my

321.hu

312.ca

132.in-addr.arpa

132.com

231.in-addr.arpa

321.by

123.com.cm

123.com.au

123.zip

231.email

123.vip

321.tv

AI analysis

231.128.in-addr.arpa is delegated to three name servers: ns2.nih.gov, ns3.nih.gov and ns.nih.gov.

231.128.in-addr.arpa at least partially shares name servers with other domains, including pubmedcentral.nih.gov, nnlm.gov, ncrr.nih.gov, ors.od.nih.gov and od.nih.gov.

These name servers are commonly used together with the name servers lhcns1.nlm.nih.gov, lhcns2.nlm.nih.gov, dns1-ncbi.ncbi.nlm.nih.gov and dns2-ncbi.ncbi.nlm.nih.gov.

Host names with two IP numbers:

ns2.nih.gov: 2607:f220:418:4101::80e7:401 and 128.231.64.1

ns3.nih.gov: 2607:f220:402:1801::a570:4e6 and 165.112.4.230

ns.nih.gov: 2607:f220:404:101::80e7:80fb and 128.231.128.251

dbq