*.dk.pl has one IP number , which is the same as for dk.pl, via cname , but the reverse is v009622.home.net.pl. set.pl, uni.pl, toy.pl, syf.pl, mon.pl and at least 100 other hosts point to the same IP. dk.pl is a domain controlled by three nameservers at home.pl. All of them are on different IP networks. Incoming mail for dk.pl is handled by one mailserver at pl. *.dk.pl is hosted on a server in Poland.