CF1763333742339-tsm20251116095642

WWW.RTSAK.COM - 21.194.81.in-addr.arpa

Search for IP or hostnames:

21.194.81.in-addr.arpa checked at 2025-11-16T22:55:42.290Z 607ms 53/53/53 100% R:16 allDone:true timedOut:false

21.194.81.in-addr.arpa

NSshiva.jussieu.fr
A134.157.0.129🇫🇷 UNSPECIFIED
PTRshiva.jussieu.fr
NSkorolev.univ-paris7.fr
A2001:660:3301:8000::1:2 🇫🇷 RENATER
PTRkorolev.univ-paris7.fr
A194.254.61.138🇫🇷 RENATER
NSpotemkin.univ-paris7.fr
A2001:660:3301:8000::1:1 🇫🇷 RENATER
PTRpotemkin.univ-paris7.fr
A194.254.61.141🇫🇷 RENATER

194.81.in-addr.arpa

NSns2.nic.fr
NSns1.renater.fr
NSns2.renater.fr

Up

Starts with same word

Starts similarily

AI analysis

21.194.81.in-addr.arpa is a parent of 177.21.194.81.in-addr.arpa, 36.21.194.81.in-addr.arpa, 43.21.194.81.in-addr.arpa and 42.21.194.81.in-addr.arpa.

21.194.81.in-addr.arpa is delegated to three name servers shiva.jussieu.fr, korolev.univ-paris7.fr and potemkin.univ-paris7.fr.

21.194.81.in-addr.arpa at least partially shares name servers with other domains, for instance 2.0.3.3.0.6.6.0.1.0.0.2.ip6.arpa, net.univ-paris-diderot.fr, latmos.upmc.fr, 176.157.134.in-addr.arpa and 214.157.134.in-addr.arpa.

these name servers are commonly used with ganesh.upmc.fr, soleil.uvsq.fr, ns0.sorbonne-universite.fr, ns1.sorbonne-universite.fr, delta.univ-paris5.fr, ns1.u-strasbg.fr, ns2.u-strasbg.fr, ns4.cnrs.fr, dns.ipsl.jussieu.fr and resone.univ-rennes1.fr.

Host names with two IP numbers: The host name korolev.univ-paris7.fr points to 2001:660:3301:8000::1:2 and 194.254.61.138; The host name potemkin.univ-paris7.fr points to 2001:660:3301:8000::1:1 and 194.254.61.141.

Host names with one IP number: The host name shiva.jussieu.fr points to 134.157.0.129.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq