CF1759499007371-tsm20251002182459

WWW.RTSAK.COM - 31.4.138.in-addr.arpa

Search for IP or hostnames:

31.4.138.in-addr.arpa checked at 2025-10-03T13:43:27.356Z 1568ms 63/63/63 100% R:23

31.4.138.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

The parent of 5.31.4.138.in-addr.arpa is 31.4.138.in-addr.arpa.

31.4.138.in-addr.arpa's delegation is handled by four name servers: galileo.ccupm.upm.es, dns2.dit.upm.es, dns.dit.upm.es and dir.etsit.upm.es.

31.4.138.in-addr.arpa partially shares name servers with other domains; examples include dia.fi.upm.es, ma.upm.es, 67.100.138.in-addr.arpa, etsia.upm.es and tsic.upm.es.

These name servers are commonly used alongside 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, kite.topografia.upm.es, tibu.alumnos.topografia.upm.es and dns2.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.
dbq

NXlkINh CF johedugfp 2025-10-03