Neustar Domain Name Registry Services operates the global [[registry]] for [[.us]], [[.biz]] and [[.co]]; in addition, it provides back-end registry services for [[.tel]] and [[.travel]], gateway services to [[ccTLD|country code top level domains]] (ccTLDs), [[IDN|internationalized domain names]] (IDNs), and full registry services to [[New gTLD Program|new top level domains]].<ref>[http://www.neustar.biz/solutions/domain-name-registry-services Domain Name Registry Services, Neustar.biz]</ref> | Neustar Domain Name Registry Services operates the global [[registry]] for [[.us]], [[.biz]] and [[.co]]; in addition, it provides back-end registry services for [[.tel]] and [[.travel]], gateway services to [[ccTLD|country code top level domains]] (ccTLDs), [[IDN|internationalized domain names]] (IDNs), and full registry services to [[New gTLD Program|new top level domains]].<ref>[http://www.neustar.biz/solutions/domain-name-registry-services Domain Name Registry Services, Neustar.biz]</ref> |