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Date:      Wed, 6 Aug 2003 13:47:59 -0500
From:      Doug Poland <doug@polands.org>
To:        Nicole <nicole@daemontech.com>
Cc:        questions@freebsd.org
Subject:   Re: ISPs blocking SMTP connections from dynamic IP address space
Message-ID:  <20030806184759.GA565@polands.org>
In-Reply-To: <XFMail.030806114156.nicole@daemontech.com>
References:  <19175993.1060169841@[192.168.10.11]> <XFMail.030806114156.nicole@daemontech.com>

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On Wed, Aug 06, 2003 at 11:41:56AM -0700, Nicole wrote:
> 
>  Yes I too have resorted to blocking Ip's with no reverse DNS and
>  its amazing how many big companies can fall into this. 
> 
>  As to the Dynamic Space, I also block DSL/dynamicly assigned Ip's
>  as I fall aware of them. (See Example below) Since some Isp's are
>  smart enough to identify their dynamicly allocated space it makes
>  it easy.  So far it is extreemly rare for someone to be sending
>  mail directly from these DSL/dynamic spaces that anyone wanted to
>  recieve. 
> 
except those of us running FreeBSD SMTP servers from broadband
connections with valid reverse DNS

-- 
Regards,
Doug



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