CF1762571606143-tsm20251105200708

MXLIST.NET - 4.139.91.in-addr.arpa

Search for IP or hostnames:

4.139.91.in-addr.arpa checked at 2025-11-08T03:13:26.111Z 1277ms 50/50/50 100% R:19

4.139.91.in-addr.arpa

NSfreya.t-mobile.cz
A2001:1ae8:2:4060::1:f 🇨🇿 TMOBILE-CZ
PTRfreya.t-mobile.cz
A93.153.117.20🇨🇿 TMOBILE-CZ
PTRfreya.t-mobile.cz
NSidunn.t-mobile.cz
A2001:1ae8:2:4010::1:f 🇨🇿 TMOBILE-CZ
PTRidunn.t-mobile.cz
A93.153.117.50🇨🇿 TMOBILE-CZ
PTRidunn.t-mobile.cz

139.91.in-addr.arpa

Up

Starts with same word

Starts similarily

AI analysis

4.139.91.in-addr.arpa is the parent of 181.4.139.91.in-addr.arpa, 42.4.139.91.in-addr.arpa, 235.4.139.91.in-addr.arpa, 150.4.139.91.in-addr.arpa, 171.4.139.91.in-addr.arpa and a few other host names.

4.139.91.in-addr.arpa is delegated to two name servers freya.t-mobile.cz and idunn.t-mobile.cz.

4.139.91.in-addr.arpa shares the same name server setup as other domains, for instance 233.24.89.in-addr.arpa, 74.29.213.in-addr.arpa, 100.24.89.in-addr.arpa, 76.183.109.in-addr.arpa and 164.13.46.in-addr.arpa.

4.139.91.in-addr.arpa at least partially shares name servers with other domains, for instance t-music.cz, tmcz.cz, sssvt.cz, inbrait.com and myt-mobile.cz.

these name servers are often used together with eisa.telekom.sk, names.sssvt.cz, ns.arbes.cz and ns.brano.cz.

Host names with two IP numbers:

The host name freya.t-mobile.cz points to 2001:1ae8:2:4060::1:f and 93.153.117.20; the host name idunn.t-mobile.cz points to 2001:1ae8:2:4010::1:f and 93.153.117.50.

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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