Summary
mail.sex-tv.pl has one IP number , which is the same as for
sex-tv.pl, but the reverse is
srv3.3net.pl.
cwo.pl,
pbon.pl,
edia.pl,
3net.pl,
simm.pl and at least 96 other hosts point to the same IP.
sex-tv.pl use this as a mailserver.
sex-tv.pl is delegated to two nameservers, however one delegated nameserver is missing in the zone and one other nameserver is listed instead. All nameservers are at
3net.pl. Two nameservers have the same IP number. They are on the same IP network. Incoming mail for
sex-tv.pl is handled by one mailserver at
sex-tv.pl themselves.
mail.sex-tv.pl is hosted on a server in Germany even though the hostname implies Poland.