Am 19.06.23 um 06:36 schrieb Klaus Ethgen via mailop:
I have some update..
Greylisting was not the problem I had/have with microsoft.
Your original mail sounded a little different. However, upon re-reading it is possible that you activated greylisting in
response to the previous perceived
I have some update..
Greylisting was not the problem I had/have with microsoft. Due to
ongoing attacks (especially also from big clouds like microsoft) I have
a limit of 10 connections per IP and hour. That seems not enough for
microsoft to deliver 1 or 2 mails per days relyable.
What a shity
On 2023-06-18 at 17:53 +0100, Klaus Ethgen wrote:
> Hi,
>
> I have tighten my firewall a bit and seen many attacks from Microsoft
> (40.92.0.0/16). They contact once from a IP and then never again. If I
> greylist them, the will try to deliver from a different address which
> gets greylisted
It appears that Andrew C Aitchison via mailop said:
>> FWIW, future development provides for walking down the DNS tree.
>> So a DMARC verifier would lookup _domainkey.foo.bar.example.com and
>> _domainkey.bar.example.com before reaching _domainkey.example.com.
>
>Are we talking about
Dnia 18.06.2023 o godz. 19:30:26 Hans-Martin Mosner via mailop pisze:
>
> Greylisting is something that only makes sense when dealing with
> very braindead ratware on hijacked home network connections.
That's exactly what greylisting is supposed to do.
That "very braindead ratware" once (when
Klaus Ethgen via mailop skrev den 2023-06-18 18:53:
I have tighten my firewall a bit and seen many attacks from Microsoft
(40.92.0.0/16). They contact once from a IP and then never again. If I
greylist them, the will try to deliver from a different address which
gets greylisted again and so on.
Am 18.06.23 um 18:53 schrieb Klaus Ethgen via mailop:
Hi,
I have tighten my firewall a bit and seen many attacks from Microsoft
(40.92.0.0/16).
Attacks or mail delivery attempts?
They contact once from a IP and then never again. If I
greylist them, the will try to deliver from a different
Hi,
I have tighten my firewall a bit and seen many attacks from Microsoft
(40.92.0.0/16). They contact once from a IP and then never again. If I
greylist them, the will try to deliver from a different address which
gets greylisted again and so on.
Could you please tell me how to handle that
On Sun, 18 Jun 2023, Alessandro Vesely via mailop wrote:
On Fri 16/Jun/2023 22:41:39 +0200 Gellner, Oliver via mailop wrote:
On 16.06.2023 at 16:13 Jaroslaw Rafa via mailop wrote:
[...]
So at least one (and important one, given the size of this mail service)
implementation of DMARC does not
On Fri 16/Jun/2023 22:41:39 +0200 Gellner, Oliver via mailop wrote:
On 16.06.2023 at 16:13 Jaroslaw Rafa via mailop wrote:
[...]
So at least one (and important one, given the size of this mail service)
implementation of DMARC does not use the PSL.
eu.org is located in the private domain
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