[CentOS] offtopic question .. apprecyice ur help

fabian dacunha fabian at baladia.gov.kw
Fri Oct 31 17:34:46 UTC 2008


Thanks guys for ur immediate reply

do apprecite

i try to incoporate some of the RBLS and check it out


regards

simon


> On Fri, Oct 31, 2008 at 10:09 AM, Ned Slider <ned at unixmail.co.uk> wrote:
>
>> Ralph Angenendt wrote:
>>
>>> fabian dacunha wrote:
>>>
>>>> its a offtopic question but really apprecite if someone would advise n
>>>> help
>>>> i have been running a mil server with sendmail
>>>>
>>>> and have sbl-xbl.spamhaus.org as my dnsbl.
>>>>
>>>> i had  other servers which are alredy out now
>>>> that is relays.ordb.org and dsbl.org have already been out of my
>>>> sendmail
>>>> config.
>>>>
>>>> any one knows of ny other servers i could add in my sendmail config
>>>>
>>>
>>> Any list which you trust enough to make the decision *which* mails you
>>> accept for you.
>>> Which would leave "none" for me.
>>>
>>> Even sbl.spamhaus.org contains a blacklist, which sometimes lists
>>> because of the name the machine has (CBL that is).
>>>
>>> Ralph
>>>
>>>
>> DNSBL has information on many RBLs together with statistics on their
>> effectiveness:
>>
>> http://stats.dnsbl.com/
>>
>> Other popular RBLs besides Spamhaus include Spamcop, PSBL and
>> uceprotect.
>>
>> As Ralph says, any RBL should be used with a certain amount of caution
>> as
>> it has the potential to cause FPs (some more so than others). An
>> alternative
>> approach is to use such RBLs as part of a scoring system such as
>> SpamAssassin. This is particularly useful for RBLs that you don't trust
>> to
>> outright reject mail at the smtp level.
>>
>> If you want to improve on the performance of sbl-xbl.spamhaus.org, I
>> would
>> first look at switching to the combined zen.spamhaus.org zone which also
>> contains the pbl.spamhaus.org zone. My own data shows
>> sbl-xbl.spamhaus.orgto block around 50% of spam whereas
>> zen.spamhaus.org hits on around 90% of spam with very few FPs for me -
>> YMMV. You should monitor performance closely.
>>
>>
> Anyone have any experience dealing with SURBL?  I have a client who's
> domain
> and IP is not listed in SURBL, but their client in China is using SURBL
> and
> my client's emails are getting blocked.  Can't seem to find how SURBL is
> blocking them
>
> --
> -matt
>
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