atlmail3.turner.com has one IP number , which also has a corresponding reverse pointer. tnt.tv, fn.com, tbs.com, cnn.com, tcm.com and at least 100 other hosts use this as a mailserver. turner.com is a domain controlled by three nameservers at ns.aol.com. All of them are on different IP networks. Incoming mail for turner.com is handled by six mailservers at turner.com themselves. Two of them are on the same IP network. turner.com has two IP numbers. They are on the same IP network. atlmail3.turner.com is hosted on a server in United States.