Date: Wed, 06 Aug 2003 11:37:21 -0500 From: Bruce Pea <pea@andrewpea.com> Cc: questions@freebsd.org Subject: Re: ISPs blocking SMTP connections from dynamic IP address space Message-ID: <19175993.1060169841@[192.168.10.11]> In-Reply-To: <Pine.BSF.4.05.10308061232270.1659-100000@buffnet5.buffnet.net> References: <Pine.BSF.4.05.10308061232270.1659-100000@buffnet5.buffnet.net >
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--On Wednesday, August 06, 2003 12:33 PM -0400 Steve Hovey <shovey@buffnet.net> wrote: > > Unfortunately, dynamic usually means not a business - which often means > spam - and we are all losing hair over the war on spam. > > I now block ip's with no reverse dns We are doing this as well. We get a fair number of complaints from people who's mail doesn't get delivered but we tell them to fix their DNS so we know someone isn't trying to spoof us. So far, 23 out of 25 organizations complaining have fixed their DNS. bp
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