DNSWHOIS.INFO - 81.231.138.in-addr.arpa

Search for IP or hostnames:

81.231.138.in-addr.arpa checked at 2025-09-06T06:27:11.815Z 2035ms 44/44/44 100% R:13

`81.231.138.in-addr.arpa`

NS	`ns2.lsv.ens-paris-saclay.fr`
		A	2001:660:3025:3:0:439:a000:13 ^{🇫🇷 RENATER}
		A	138.231.81.19^{🇫🇷 FR-U-PARISSUD-ORSAY}
			PTR	`ns2.lsv.ens-paris-saclay.fr`
NS	`ns.lsv.ens-paris-saclay.fr`
		A	2001:660:3025:3:0:439:a000:6 ^{🇫🇷 RENATER}
		A	138.231.81.6^{🇫🇷 FR-U-PARISSUD-ORSAY}
			PTR	`ns.lsv.ens-paris-saclay.fr`

`231.138.in-addr.arpa`

	NS	`ariane2.ens-cachan.fr`
	NS	`ariane.ens-cachan.fr`
	NS	`ns2.nic.fr`

Up
`19.81.231.138.in-addr.arpa`
`11.81.231.138.in-addr.arpa`
`12.81.231.138.in-addr.arpa`
`16.81.231.138.in-addr.arpa`
`248.81.231.138.in-addr.arpa`
`6.81.231.138.in-addr.arpa`
`242.81.231.138.in-addr.arpa`

Starts with same word
`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`
`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`

Starts similarily
`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`
`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`
`18.tv`
`81.cm`
`18.pe`
`18.rs`
`18.cn`
`81.fr`
`18.hu`
`18.hk`
`18.pl`
`81.cc`
`18.cl`

AI analysis

Host names 19.81.231.138.in-addr.arpa, 11.81.231.138.in-addr.arpa, 12.81.231.138.in-addr.arpa, 16.81.231.138.in-addr.arpa, 248.81.231.138.in-addr.arpa and several others have 81.231.138.in-addr.arpa as their parent.

Two name servers, ns2.lsv.ens-paris-saclay.fr and ns.lsv.ens-paris-saclay.fr, are the delegation for 81.231.138.in-addr.arpa.

Other domains, such as lsv.ens-paris-saclay.fr, have the same name server setup as 81.231.138.in-addr.arpa.

ns2.lsv.ens-paris-saclay.fr and ns.lsv.ens-paris-saclay.fr each point to two IP numbers: 2001:660:3025:3:0:439:a000:13, 138.231.81.19 and 2001:660:3025:3:0:439:a000:6, 138.231.81.6 respectively.

dbq