Council Of European National Top-Level Domain Registries (CENTR)http://www.centr.org/
Court of Arbitration at the Polish Chamber of Commerce (KIG)http://www.sakig.pl/
Internet Assigned Numbers Authority (IANA)http://www.iana.org/
Internet Corporation For Assigned Names and Numbersi (ICANN)http://www.icann.org/
RIPE Reseaux IP Europeenshttp://www.ripe.net/
The Arbitration Court at The Polish Chamber of Information Technology and Telecommunication (PIIT)http://www.piit.org.pl/
The European Registry of Internet Domain Names (EURid)http://www.eurid.eu/
World Intellectual Property Organization (WIPO)http://www.wipo.int/