us.msn.com has one IP number , via cname to redir.blu.msn.com , but the reverse is msn.co.cr. msn.cl, msn.ca, t1msn.com, msn.co.cr, www.msn.cl and at least 48 other hosts point to the same IP. ori-video.us.msn.com are subdomains to this hostname. msn.com is a domain controlled by five nameservers at msft.net. All of them are on different IP networks. Incoming mail for msn.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. msn.com has one IP number. us.msn.com is hosted on a server in United States.