DNS services provisioned for internet companies such as INTERNET CZ, AlphaNet and BlazeArts all based in Eastern Europe.
These websites are related to opava.org in terms of content, traffic and structure
google.cz
slevomat.cz
155ka.cz
krnov.cz
en.zlatestranky.cz
search.conduit.com
kina.kdykde.cz