CF1760700039021-tsm20251017082432

DNSWHOIS.INFO - 21.54.193.in-addr.arpa

Search for IP or hostnames:

21.54.193.in-addr.arpa checked at 2025-10-17T11:20:38.970Z 370ms 50/50/50 100% R:9

21.54.193.in-addr.arpa

NSarcturus.ciril.fr
A2001:660:4503:201::66 🇫🇷 RENATER
PTRarcturus.ciril.fr
A193.50.27.66🇫🇷 RENATER
PTRarcturus.ciril.fr
NSorion.ciril.fr
A2001:660:4503:201::67 🇫🇷 RENATER
PTRorion.ciril.fr
PTRorion.dc.univ-lorraine.fr
A193.50.27.67🇫🇷 RENATER
PTRorion.ciril.fr
PTRorion.dc.univ-lorraine.fr

54.193.in-addr.arpa

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

Up

Starts with same word

Starts similarily

AI analysis

21.54.193.in-addr.arpa is a parent of 2.21.54.193.in-addr.arpa and 1.21.54.193.in-addr.arpa.

21.54.193.in-addr.arpa is delegated to two name servers: arcturus.ciril.fr and orion.ciril.fr.

21.54.193.in-addr.arpa shares the same name server setup as 123.214.194.in-addr.arpa, 32.54.193.in-addr.arpa, travailetsecurite.fr, unys-science.fr and u2l.fr.

21.54.193.in-addr.arpa at least partially shares name servers with other domains, for instance inspe-paris.fr, 85.49.193.in-addr.arpa, alsace.iufm.fr, u-nancy.fr and unicancer.fr.

these name servers are commonly used with dns.univ-orleans.fr, ganesha.atilf.fr, ns6.gandi.net, dns-clb.lyon.unicancer.fr, ns2.nic.fr, corbu.gamsau.archi.fr and ns3-srv.unicancer.fr.

Host names with two IP numbers: arcturus.ciril.fr points to: 2001:660:4503:201::66 and 193.50.27.66; orion.ciril.fr points to: 2001:660:4503:201::67 and 193.50.27.67.

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

gwaAPvA CF johedugfp 2025-10-17