DNSWHOIS.INFO - 81.139.87.in-addr.arpa

Search for IP or hostnames:

81.139.87.in-addr.arpa checked at 2025-09-06T18:38:56.852Z 134ms 50/50/50 100% R:13

`81.139.87.in-addr.arpa`

NS	`pns.dtag.de`
		A	2003:40:8000::100 ^{🇩🇪 Deutsche Telekom}
			PTR	`pns.dtag.de`
		A	194.25.0.125^{🇩🇪 Deutsche Telekom}
			PTR	`pns.dtag.de`
NS	`secondary007.dtag.net`
		A	2a00:fa8:3:0:100:0:7:1 ^{🇩🇪 NetUSE AG}
			PTR	`secondary007.dtag.net`
		A	195.244.245.24^{🇩🇪 NetUSE AG}
			PTR	`secondary007.dtag.net`

`139.87.in-addr.arpa`

	NS	`pns.dtag.de`
	NS	`secondary007.dtag.net`

Up
`218.81.139.87.in-addr.arpa`
`19.81.139.87.in-addr.arpa`
`78.81.139.87.in-addr.arpa`
`8.81.139.87.in-addr.arpa`
`211.81.139.87.in-addr.arpa`
`81.81.139.87.in-addr.arpa`
`171.81.139.87.in-addr.arpa`
`66.81.139.87.in-addr.arpa`

Starts with same word
`81.amsterdam`
`81.cn`
`81.cl`
`81.com`
`81.sk`
`81.su`
`81.co.uk`
`81.la`
`81.world`
`81.hk`
`81.se`
`81.cm`
`81.fr`
`81.cc`
`81.be`
`81.in-addr.arpa`
`81.to`
`81.cool`
`81.plus`
`81.de`
`81.waw.pl`
`81.biz`
`81.chat`
`81.me`
`81.gs`
`81.cz`
`81.ph`
`81.lt`
`81.pl`
`81.ws`
`81.fyi`
`81.nu`
`81.ca`
`81.com.hk`
`81.cx`

Starts similarily
`18.app`
`18.tel`
`18.cool`
`18.uz`
`18.in-addr.arpa`
`81.ws`
`18.lc`
`18.gs`
`18.githubusercontent.com`
`81.fyi`
`81.nu`
`18.world`
`81.ca`
`81.com.hk`
`18.ph`
`18.watch`
`81.cx`
`18.com.cn`
`18.ca`
`18.ws`
`18.network`
`18.com.tw`
`18.com.pl`
`81.amsterdam`
`18.com.tr`
`18.amsterdam`
`81.cn`
`18.chat`
`18.dk`
`18.tech`
`81.cl`
`18.digital`
`18.ms`
`81.com`
`18.money`
`81.sk`
`18.show`
`18.cz`
`81.su`
`18.wtf`
`18.com.hk`
`18.nl`
`18.vip`
`81.co.uk`
`81.la`
`18.net.au`
`81.world`
`81.hk`
`81.se`
`18.fi`
`81.cm`
`18.pe`
`18.rs`
`18.cn`
`81.fr`
`18.hu`
`18.hk`
`18.pl`
`81.cc`
`18.cl`
`81.be`
`81.in-addr.arpa`
`18.dating`
`18.md`
`81.to`
`18.org`
`81.cool`
`18.fr`
`18.com`
`18.sk`
`81.plus`
`18.group`
`81.de`
`81.waw.pl`
`18.plus`
`81.biz`
`81.chat`
`81.me`
`18.kz`
`81.gs`
`18.gen.tr`
`18.tl`
`81.cz`
`81.ph`
`81.lt`
`18.eu`
`18.de`
`81.pl`
`18.lt`

AI analysis

Host names 218.81.139.87.in-addr.arpa, 19.81.139.87.in-addr.arpa, 78.81.139.87.in-addr.arpa, 8.81.139.87.in-addr.arpa, 211.81.139.87.in-addr.arpa and others fall under the parent 81.139.87.in-addr.arpa.

Two name servers, pns.dtag.de and secondary007.dtag.net, have been delegated to 81.139.87.in-addr.arpa.

The name server setup of 81.139.87.in-addr.arpa is identical to that of other domains such as 48.151.80.in-addr.arpa, 201.26.91.in-addr.arpa, 112.140.87.in-addr.arpa, 15.130.87.in-addr.arpa, and 169.145.195.in-addr.arpa.

The name servers of 81.139.87.in-addr.arpa are at least partially shared with other domains such as hwk-ulm.de, nafi-net.de, qivicom.com, tag-des-pakets.eu, and kunsteisstadion-crimmitschau.de.

The name servers ns1.telekom.net, secondary006.dtag.net, secondary004.dtag.net, nase1.shgruppe.de, nase2.shgruppe.de, and ns0.niedersachsen.com are frequently utilized in conjunction.

pns.dtag.de and secondary007.dtag.net both point to two IP numbers each: 2003:40:8000::100, 194.25.0.125 for pns.dtag.de and 2a00:fa8:3:0:100:0:7:1, 195.244.245.24 for secondary007.dtag.net.

dbq