Summary
ns.tophosting.cz has one IP number , but the reverse is
ns.pipni.cz.
pipni.cz,
pipni.com,
pipni.net,
vserver.cz,
pipni.info and at least 40 other hosts point to the same IP.
sbc.sk,
hpk.sk,
eaa.sk,
opg.cz,
emik.eu and at least 86 other hosts use this as a nameserver.
tophosting.cz is delegated to three nameservers, however all three delegated nameservers are missing in the zone and three other nameservers are listed instead. There are three duplicated IP numbers. Some of them are on the same IP network. Incoming mail for
tophosting.cz is handled by two mailservers at
tophosting.cz themselves. They are on different IP networks.
tophosting.cz has one IP number , but the reverse is
www.tophosting.cz.
ns.tophosting.cz is hosted on a server in Czech Republic.