Summary
tn.nova.cz is a domain controlled by two nameservers at
ns.tn.nova.cz. They are on the same IP network.
tn.nova.cz has one IP number , which also has a corresponding reverse pointer.
tn.cz,
mx.tn.cz,
ns.tn.cz,
www.tn.cz,
rednews.cz and at least five other hosts point to the same IP.
ns.tn.nova.cz and
www.tn.nova.cz are subdomains to this hostname.
nova.cz is delegated to four nameservers, however two delegated nameservers are missing in the zone and two other nameservers are listed instead. There are two duplicated IP numbers. All of them are on the same IP network. Incoming mail for
nova.cz is handled by four mailservers at
mx.nova.cz. Some of them are on the same IP network.
nova.cz has one IP number.
tn.nova.cz is hosted on a server in Czech Republic.