WWW.ROBTEX.COM - net21.cz
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net21.cz checked at 2025-10-11T11:03:22.133Z 822ms 137/137/137 100% R:21net21.cz
cz
| NS | a.ns.nic.cz | ||||||
| NS | b.ns.nic.cz | ||||||
| NS | c.ns.nic.cz | ||||||
| NS | d.ns.nic.cz | ||||||
Starts with same word
net21.ru |
net21.com.br |
net21.cz |
net21.net |
net21.org |
net21.com |
net21.co.za |
net21.hu |
net21.pl |
net21.jp |
net21.de |
net21.sakura.ne.jp |
Starts similarily
AI analysis
Two IP numbers are pointed to by net21.cz: 2a01:28:ca:112::1:987 and 37.235.105.82.
other host names include estrechy.cz, stresni.cz, obs06.vas-server.cz, ttulka.com and chemweb.cz; they share IP numbers with net21.cz.
net21.cz is delegated to three name servers ns.vas-hosting.com, ns.vas-hosting.cz and ns.vas-hosting.eu.
net21.cz at least partially shares name servers with other domains, for instance ooz.cz, usvejka.cz, abilympiada.cz, cvalik.cz and cips.cz.
Host names with two IP numbers:
ns.vas-hosting.com points to 2a01:4f8:c0c:1fbf::1 and 78.47.104.13; ns.vas-hosting.cz points to 2a01:28:ca:112::1:4 and 95.168.209.105; ns.vas-hosting.eu points to 2a01:430:100:57::25 and 83.167.224.189.
net21.cz is handled by a single mail server, obs06.vas-server.cz.
net21.cz uses the same mail server setup as other domains, for instance stresni.cz, ttulka.com, chemweb.cz, estrechy.cz and stresni-folie.cz.
obs06.vas-server.cz resolves to two IPs: 2a01:28:ca:112::1:987 and 37.235.105.82.