Date: Mon, 2 May 2011 08:18:30 +0200 From: Patrick Proniewski <patpro@patpro.net> To: George Sanders <gosand1982@yahoo.com> Cc: freebsd-security@freebsd.org Subject: Re: limiting pop access to gmail servers ? Message-ID: <3FF47F45-A59F-4542-A65E-6069300D9224@patpro.net> In-Reply-To: <349555.87646.qm@web120019.mail.ne1.yahoo.com> References: <349555.87646.qm@web120019.mail.ne1.yahoo.com>
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Hello, On 02 mai 2011, at 00:55, George Sanders wrote: > BUT, I suspect there are a LOT of possible IPs that google will use to pop mail > from us ... You are right about that. According to my pop logs, my servers have encounter about 1000 different IPs from google (920 actually). Domain names are always like mail-[a-z][a-z][0-9]-[a-z][0-9][0-9]*.google.com By the way, I'm in europe, I'm not sure USA, Australia or Japan would see the same gmail POP clients. > Is there an authoritative list ? I don't know. > Anyone else blocking POP access to everyone BUT google ? I don't. patpro
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