home.indy.rr.com has one IP number , via cname to www.rr.com , which also has a corresponding reverse pointer. rr.com, rr..com, adelphia.net, home.ec.rr.com, home.si.rr.com and at least 28 other hosts point to the same IP. indy.rr.com is delegated to two nameservers, however both delegated nameservers are missing in the zone and two other nameservers are listed instead. There are two duplicated IP numbers. Some of them are on the same IP network. Incoming mail for indy.rr.com is handled by two mailservers at mail.rr.com. They are on the same IP network. home.indy.rr.com is hosted on a server in United States.