ns-brm.sun.com has one IP number , via cname to brm-ea-ns-1.sun.com , which also has a corresponding reverse pointer. ns2.sun.com point to the same IP. sun.ua, sun.es, sun.ca, jiro.com, afara.net and at least 28 other hosts use this as a nameserver. sun.com is a domain controlled by four nameservers at sun.com themselves. All of them are on different IP networks. Incoming mail for sun.com is handled by four mailservers having a total of six IP numbers. Some of them are on the same IP network. sun.com has one IP number. ns-brm.sun.com is hosted on a server in United States.