sup.live.com has one IP number , via cname to sup.live.com.glbdns.microsoft.com. cp.sup.live.com and max.sup.live.com are subdomains to this hostname. live.com is a domain controlled by five nameservers at msft.net. All of them are on different IP networks. Incoming mail for live.com is handled by four mailservers having a total of twelve IP numbers. There are 36 duplicated IP numbers. Some of them are on the same IP network. live.com has one IP number. sup.live.com is hosted on a server in United States.