CF1759454047629-tsm20251002182459

WWW.RTSAK.COM - 1.4.138.in-addr.arpa

Search for IP or hostnames:

1.4.138.in-addr.arpa checked at 2025-10-03T01:14:07.603Z 707ms 63/63/63 100% R:19

1.4.138.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
NSdns2.dit.upm.es
A2001:720:41c:2242::32 🇪🇸 RedIRIS/Red.es
A138.4.2.32🇪🇸 RedIRIS/Red.es
PTRdns2.dit.upm.es
NSdns.dit.upm.es
A2001:720:41c:2242::10 🇪🇸 RedIRIS/Red.es
A138.4.2.10🇪🇸 RedIRIS/Red.es
PTRdns.dit.upm.es
PTRsanson.dit.upm.es
NSdir.etsit.upm.es
A138.100.17.10🇪🇸 RedIRIS/Red.es
PTRdir.etsit.upm.es
PTRselfie.etsit.upm.es

4.138.in-addr.arpa

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

Up

Starts with same word

Starts similarily

AI analysis

1.4.138.in-addr.arpa is the parent of 206.1.4.138.in-addr.arpa, 134.1.4.138.in-addr.arpa, 254.1.4.138.in-addr.arpa, 192.1.4.138.in-addr.arpa, 229.1.4.138.in-addr.arpa and a few other host names.

1.4.138.in-addr.arpa is delegated to four name servers: galileo.ccupm.upm.es, dns2.dit.upm.es, dns.dit.upm.es and dir.etsit.upm.es.

1.4.138.in-addr.arpa at least partially shares name servers with other domains, for instance ingor.upm.es, mat.upm.es, gti.ssr.upm.es, 75.100.138.in-addr.arpa and 79.100.138.in-addr.arpa.

These name servers are commonly used with the following name servers: einstein.ccupm.upm.es, dns.etsit.upm.es, chita.fi.upm.es, ns.fi.upm.es, tarzan.fi.upm.es, zape.fi.upm.es, isp1.etsit.upm.es, ns.etsist.upm.es, gti-router.gti.ssr.upm.es and glo.etsit.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.

dns2.dit.upm.es points to 2001:720:41c:2242::32 and 138.4.2.32.

dns.dit.upm.es points to 2001:720:41c:2242::10 and 138.4.2.10.

Host names with one IP number:

dir.etsit.upm.es points to 138.100.17.10.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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NzibuvW CF johedugfp 2025-10-03