CF1759384386241-tsm20251001211114

WWW.RTSAK.COM - 48.4.138.in-addr.arpa

Search for IP or hostnames:

48.4.138.in-addr.arpa checked at 2025-10-02T05:53:06.223Z 240ms 46/46/46 100% R:12

48.4.138.in-addr.arpa

NSgalileo.ccupm.upm.es
A2001:720:41c:40:12:100:4:4 🇪🇸 RedIRIS/Red.es
PTRgalileo.ccupm.upm.es
A138.100.4.4🇪🇸 RedIRIS/Red.es
PTRgalileo.ccupm.upm.es
NSdir.etsit.upm.es
A138.100.17.10🇪🇸 RedIRIS/Red.es
PTRdir.etsit.upm.es
PTRselfie.etsit.upm.es
NSdns.etsit.upm.es
A138.100.17.4🇪🇸 RedIRIS/Red.es
PTRdns.etsit.upm.es

4.138.in-addr.arpa

NSchico.rediris.es
NSsun.rediris.es
NSeinstein.ccupm.upm.es
NSgalileo.ccupm.upm.es

Starts with same word

Starts similarily

AI analysis

48.4.138.in-addr.arpa is delegated to three name servers: galileo.ccupm.upm.es, dir.etsit.upm.es and dns.etsit.upm.es.

48.4.138.in-addr.arpa at least partially shares name servers with other domains, including 243.100.138.in-addr.arpa, 48.100.138.in-addr.arpa, 27.4.138.in-addr.arpa, dte.upm.es and fi.upm.es.

These name servers are commonly used with einstein.ccupm.upm.es, dns2.dit.upm.es, dns.dit.upm.es, chita.fi.upm.es, ns.fi.upm.es, tarzan.fi.upm.es, zape.fi.upm.es, isp1.etsit.upm.es, glo.etsit.upm.es and ns.etsist.upm.es.

Host names with two IP numbers:

galileo.ccupm.upm.es points to: 2001:720:41c:40:12:100:4:4 and 138.100.4.4.

Host names with one IP number:

dir.etsit.upm.es points to: 138.100.17.10.

dns.etsit.upm.es points to: 138.100.17.4.

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

DLwFXKY CF johedugfp 2025-10-02