El 14/05/14 16:22, Noel Jones escribió:
> On 5/14/2014 10:50 AM, Benny Pedersen wrote:
>> Marius Gologan skrev den 2014-05-14 17:21:
>>> This should help you discover most (not all) IP ranges in cidr
>>> format:
>>> host -t txt outlook.com | tr " " '\n' | awk '/\./' | sed
>>> "s/include:\|ip4://g" | sort -u | grep -i "[a-z]" | while read
>>> record; do
>>> host -t txt $record ; done | tr ' ' '\n' | awk -F ":"
>>> '/[0-9]*\.[0-9]/
>>> {print $2"\tpermit"}' | sort -u
>> missing ip6 mx a aaaa
>>
>> but the basic are there :=)
>>
>> if one make a spf tool that list all ips pr sender domain in a easy
>> parselble form it would be nice to see, use spf as safe source for
>> the cidr list to postscreen
>
> A far more scalable solution:
>
> a) don't use "scoring" DNSBL's such as spamcop in postscreen
>
> b) use a DNSWL such as list.dnswl.org in postscreen so you don't
> reject mail from a legit host. Yes, hotmail is a legit host.
>
> Remember, postscreen is designed to keep easily identified zombies
> out, not to do all your spam filtering.
>
> This doesn't mean accept all mail from hotmail, but instead be
> careful when you're painting with a very broad brush.
>
> Hotmail should still be passed to the content filters and antivirus
> for more in-depth analysis.
>
>
>
>
> -- Noel Jones
>
Please, remove my address from this list.
I have sent messages with admin commands to do this, and all I get is a
notification that I am not me, but a program. Ok, maybe I am a virus or
a worm, but, please, remove me.
