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At&T Postmaster Website

IP List for Outbound Mail Servers



The following is a list of AT&T server names and addresses for outbound mail servers.


Server

IP Address

fmailhost01.isp.att.net

204.127.217.101
207.115.11.51

fmailhost02.isp.att.net

204.127.217.102
207.115.11.52

fmailhost03.isp.att.net

204.127.217.103
207.115.11.53

fmailhost04.isp.att.net

204.127.217.104
207.115.11.54

fmailhost05.isp.att.net

204.127.217.105
207.115.11.55

fmailhost06.isp.att.net

204.127.217.106
207.115.11.56
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