>> On Jun 17, 2016, at 7:25 AM, Vincent Fox wrote:
>>
>> Greylisting imo helps a lot with RBL lag.
Greylisting is a must and it definitely helps with RBL lag.
>It can, but it's definitely a double edge sword. Depending on the way the
>remote MTA works, I've experienced emails being delayed for
Am 17.06.2016 um 16:37 schrieb Shawn Bakhtiar:
On Jun 17, 2016, at 7:25 AM, Vincent Fox wrote:
Greylisting imo helps a lot with RBL lag.
It can, but it's definitely a double edge sword. Depending on the way the
remote MTA works, I've experienced emails being delayed for quite sometime. I
> On Jun 17, 2016, at 7:25 AM, Vincent Fox wrote:
>
> Greylisting imo helps a lot with RBL lag.
It can, but it's definitely a double edge sword. Depending on the way the
remote MTA works, I've experienced emails being delayed for quite sometime. I
had a lot of users requesting to be removed f
Greylisting imo helps a lot with RBL lag.
Delay suspect IP long enough that by the time they retry, if they do, they are
on half a dozen RBL and score high and reject.
Sent from my iPhone
> On Jun 17, 2016, at 13:23, Reindl Harald wrote:
>
>
>
> Am 17.06.2016 um 02:57 schrieb Alex:
>>> For
Am 17.06.2016 um 02:54 schrieb Alex:
On Thu, Jun 16, 2016 at 6:35 PM, David Jones wrote:
We were also using the senderscore RBL based on Reindel and others
recommendations, but disabled it after it just rejected too much ham.
The senderscore.org RBL scores for low reputation are a pain s
Am 17.06.2016 um 02:57 schrieb Alex:
For example, 212.227.126.135, scores 4 out of a 100 on senderscore. It
also currently hits just sorbs. The individual score for each would
have to be so low, even with such a poor reputation, that it hardly
makes it worthwhile. I can't reject just on the alm
>> For example, 212.227.126.135, scores 4 out of a 100 on senderscore. It
>> also currently hits just sorbs. The individual score for each would
>> have to be so low, even with such a poor reputation, that it hardly
>> makes it worthwhile. I can't reject just on the almost worst
>> reputation as y
Hi,
> For example, 212.227.126.135, scores 4 out of a 100 on senderscore. It
> also currently hits just sorbs. The individual score for each would
> have to be so low, even with such a poor reputation, that it hardly
> makes it worthwhile. I can't reject just on the almost worst
> reputation as yo
Hi,
On Thu, Jun 16, 2016 at 6:35 PM, David Jones wrote:
>>We were also using the senderscore RBL based on Reindel and others
>
>>recommendations, but disabled it after it just rejected too much ham.
>
> The senderscore.org RBL scores for low reputation are a pain sometimes
> but those senders nee
Am 17.06.2016 um 00:20 schrieb Alex:
Hi,
On Thu, Jun 16, 2016 at 10:16 AM, wrote:
Fwiw, I've moved the DNSBL issue out of SA and put it 'in front' with Postfix's
postscreen.
Instead of just *one* DNSBL, which is imo always a risk, I use multiple
dnsbls, and weight them in scoring.
In m
Am 16.06.2016 um 16:43 schrieb Shawn Bakhtiar:
On Jun 16, 2016, at 7:31 AM, Reindl Harald wrote:
Am 16.06.2016 um 16:21 schrieb Shawn Bakhtiar:
Agreed.
We use sendmail, and check our DNSBL's their, it is much more efficient to use
them before we ever engage SA. It is extremely rare to f
>We were also using the senderscore RBL based on Reindel and others
>recommendations, but disabled it after it just rejected too much ham.
The senderscore.org RBL scores for low reputation are a pain sometimes
but those senders need to know how to filter outbound email properly
and detect comprom
Hi,
On Thu, Jun 16, 2016 at 10:16 AM, wrote:
> Fwiw, I've moved the DNSBL issue out of SA and put it 'in front' with
> Postfix's postscreen.
>
> Instead of just *one* DNSBL, which is imo always a risk, I use multiple
> dnsbls, and weight them in scoring.
>
> In my experience, it works fantast
We use
zen.spamhaus.org
bl.spamcop.net
b.barracudacentral.org
Some statistics since Sunday's logrotation for a handful of domains.
Some spam still gets through. Overall, though...
370 messages blocked by rbl zen.spamhaus.org
108 messages blocked by rbl bl.spamcop.net
63 messages blocked
Alessio Cecchi wrote:
> Hi, we use www.invaluement.com
>
> - ivmSIP to block IPs at SMTP level
> - ivmSIP24 and ivmURI in Spamassassin with custom score
>
> Also b.barracudacentral.org is good and with low FP.
>
> Probably zen.spamhaus.org is the best dnsbl but is too expensive for us.
> Invalue
> On Jun 16, 2016, at 7:54 AM, Merijn van den Kroonenberg
> wrote:
>
>> Agreed.
>>
>> We use sendmail, and check our DNSBL's their, it is much more efficient to
>> use them before we ever engage SA. It is extremely rare to find an IP that
>> lands on a reputable DNSBL and in those cases we can
> Agreed.
>
> We use sendmail, and check our DNSBL's their, it is much more efficient to
> use them before we ever engage SA. It is extremely rare to find an IP that
> lands on a reputable DNSBL and in those cases we can whitelist. Of course
> most of our traffic is B2B, not sure how effective this
> On Jun 16, 2016, at 7:31 AM, Reindl Harald wrote:
>
>
> Am 16.06.2016 um 16:21 schrieb Shawn Bakhtiar:
>> Agreed.
>>
>> We use sendmail, and check our DNSBL's their, it is much more efficient to
>> use them before we ever engage SA. It is extremely rare to find an IP that
>> lands on a rep
Am 16.06.2016 um 16:21 schrieb Shawn Bakhtiar:
Agreed.
We use sendmail, and check our DNSBL's their, it is much more efficient to use
them before we ever engage SA. It is extremely rare to find an IP that lands on
a reputable DNSBL and in those cases we can whitelist. Of course most of our
Agreed.
We use sendmail, and check our DNSBL's their, it is much more efficient to use
them before we ever engage SA. It is extremely rare to find an IP that lands on
a reputable DNSBL and in those cases we can whitelist. Of course most of our
traffic is B2B, not sure how effective this would b
Fwiw, I've moved the DNSBL issue out of SA and put it 'in front' with Postfix's
postscreen.
Instead of just *one* DNSBL, which is imo always a risk, I use multiple
dnsbls, and weight them in scoring.
In my experience, it works fantastically well.
A great write up on the approach is here
ht
On 6/16/2016 9:49 AM, Alessio Cecchi wrote:
Probably zen.spamhaus.org is the best dnsbl but is too expensive for us.
Invaluement SIP is almost comparable to Zen as performance but much less
expensive.
Thanks, Alessio, for the recommendation.
But I need to make one clarification... SIP and SIP2
o here are my questions: Which DNSBLs do you use? Which one can you
suggest the most?
Hi, we use www.invaluement.com
- ivmSIP to block IPs at SMTP level
- ivmSIP24 and ivmURI in Spamassassin with custom score
Also b.barracudacentral.org is good and with low FP.
Probably zen.spamhaus.org is the
Il 14/06/2016 13:46, Heinrich Boeder ha scritto:
Hi Folks,
I have been on this list for quiet some time now and the topic "DNSBL"
was discussed pretty often, but I was still wondering which DNSBLs you
guys use for your mail environment.
So here are my questions: Which DNSBLs do you
mail environment.
>
> So here are my questions: Which DNSBLs do you use? Which one can you suggest
> the most?
>
> Kind Regards,
>
> - heinrich
>
> heinr...@heinrichboeder.com -- www.heinrichboeder.com
> key: 0xC15DAD56 -- 363D 5BC3 9C45 9D09 3D78 1C28 DB68 F047 C15D AD56
>
Am 14.06.2016 um 13:46 schrieb Heinrich Boeder:
Hi Folks,
I have been on this list for quiet some time now and the topic "DNSBL"
was discussed pretty often, but I was still wondering which DNSBLs you
guys use for your mail environment.
So here are my questions: Which DNSBLs do you
Hi Folks,
I have been on this list for quiet some time now and the topic "DNSBL"
was discussed pretty often, but I was still wondering which DNSBLs you
guys use for your mail environment.
So here are my questions: Which DNSBLs do you use? Which one can you
suggest the most?
Ki
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