WWW.ROBTEX.COM - exttra.cz
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exttra.cz checked at 2025-10-07T14:22:45.988Z 247ms 113/113/113 100% R:14exttra.cz
cz
| NS | a.ns.nic.cz | ||||||
| NS | b.ns.nic.cz | ||||||
| NS | c.ns.nic.cz | ||||||
| NS | d.ns.nic.cz | ||||||
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mail.exttra.cz |
Starts with same word
Starts similarily
AI analysis
exttra.cz is a parent of mail.exttra.cz.
exttra.cz points to a single IP number: 81.91.86.12.
Other host names, for instance bongopark.cz, sinj.eu, oxcx.eu, vedra.eu and inca.cz share IP numbers with exttra.cz.
Delegation for exttra.cz rests with two name servers, ns2.web4u.cz and ns.web4u.cz.
exttra.cz shares the same name server setup as other domains, including tiskarnaonline.cz, inmed.cz, moisidis.gr, vhsjavor.cz and matteus.cz.
Host names with two IP numbers: ns2.web4u.cz points to 2a02:a40:100:28ff::12 and 85.207.53.12; ns.web4u.cz points to 2001:1568:fd::241 and 185.14.224.241.
exttra.cz is handled by a single mail server, mx.web4u.cz.
exttra.cz uses the same mail server configuration as other domains, such as zemarov.web4u.cz, futurama.cz, myslivcuvobchod.cz, perfectship.com and udf.cz.
exttra.cz shares at least partially some mail servers with other domains, for example skiklinovec.cz, retailguide.cz and chataorlik.cz.
mx.web4u.cz resolves to two IP numbers: 2001:1568::7012 and 81.91.87.12.