CF1758551702708-tsm20250922102932

WWW.RTSAK.COM - extra-net.cz

Search for IP or hostnames:

extra-net.cz checked at 2025-09-22T14:35:02.693Z 450ms 78/78/78 100% R:19

extra-net.cz

NSdenda-new.viridium.cz
A2001:67c:2f18:17ff::84:10 🇨🇿 Viridium.cz
PTRipv6.denda.viridium.cz
A91.225.84.10🇨🇿 Viridium.cz
PTRdenda-new.viridium.cz
NSradius.viridium.cz
A2001:67c:2f18:27fd::84:26 🇨🇿 Viridium.cz
PTRkremilek.viridium.cz
A91.225.84.26🇨🇿 Viridium.cz
PTRkremilek.viridium.cz
MXzimbra.viridium.cz
A2001:67c:2f18:17ff:100:0:84:7 🇨🇿 Viridium.cz
PTRzimbra.viridium.cz
A91.225.84.7🇨🇿 Viridium.cz
PTRzimbra.viridium.cz
A91.225.84.30🇨🇿 Viridium.cz
PTRzuspolice.viridium.net

cz

NSa.ns.nic.cz
NSb.ns.nic.cz
NSc.ns.nic.cz
NSd.ns.nic.cz

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Starts with same word

Starts similarily

AI analysis

extra-net.cz is parent of kremilek.extra-net.cz and denda.extra-net.cz.

extra-net.cz points to a single IP: 91.225.84.30.

extra-net.cz's delegation is to two name servers denda-new.viridium.cz and radius.viridium.cz.

extra-net.cz shares the same name server configuration as other domains, such as 87.225.91.in-addr.arpa, viridium.tv, viridium.cz, apartmany-adrspach.cz and polickej.net.

extra-net.cz at least partially shares its name servers with other domains, for instance rudolfnet.cz, jsacz.cz, zderina.cz, arhis.cz and slida.cz.

These name servers are often used together with the name servers denda.viridium.cz.

Host names with two IP numbers: denda-new.viridium.cz points to 2001:67c:2f18:17ff::84:10 and 91.225.84.10; radius.viridium.cz points to 2001:67c:2f18:27fd::84:26 and 91.225.84.26

extra-net.cz is served by a single mail server, zimbra.viridium.cz.

extra-net.cz uses the same mail server setup as other domains such as zimbra.viridium.cz, arhis.cz, slida.cz, bronas.cz and microtherm.cz.

Hostname zimbra.viridium.cz resolves to two IPs: 2001:67c:2f18:17ff:100:0:84:7 and 91.225.84.7.

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

Zaiikmd CF johedugfp 2025-09-22