On 2021-02-09 14:47, Chris via mailop wrote:
On 2021-02-08 21:09, Dave Warren via mailop wrote:
\
You could always turn on + addressing on M365...
https://docs.microsoft.com/en-us/exchange/recipients-in-exchange-online/plus-addressing-in-exchange-online
Admittedly it is fairly new, and opt-
On 2021-02-10 12:08, Andrew C Aitchison via mailop wrote:
On Wed, 10 Feb 2021, Dave Crocker via mailop wrote:
The much larger address space makes it too easy for a bad actor to
jump around and, therefore, not develop a bad reputation associated
with the address. So non-history features are ma
On 12/02/2021 03:40, Rob McEwen via mailop wrote:
These questions! WOW! IS THIS FOR REAL? Don't get me wrong, I like Len
Shneyder and I think he's a good person TRYING to do the right thing -
but - considering what is coming FROM SendGrid in recent years, is this
the right time to be giving OT
How is this post related to a current specific operational concern?
I'm not seeing how it's on topic.
On Thu, Feb 11, 2021 at 11:52 AM Rob McEwen via mailop
wrote:
>
> These questions! WOW! IS THIS FOR REAL? Don't get me wrong, I like Len
> Shneyder and I think he's a good person TRYING to do th
[Added mailop as CC.]
On Thursday 11 February 2021 16:34, Dave Crocker wrote:
> A basic issue I've tried to raise but finally gave up on is that email
> relaying means that a message can start in a v4 environment and then
> transit a v6 one. The Originator has no control over that.
>
> So differ
In article <642c356c-25bb-4db8-bc86-bee5c3dd9...@cisco.com> you write:
>-=-=-=-=-=-
>-=-=-=-=-=-
>
>Do people care about them if there is an appropriate SPF record in place?
Yes. It's not that IPv6 is low quality, it's that there isn't a lot of v6
senders running MTAs that haven't been updated si
These questions! WOW! IS THIS FOR REAL? Don't get me wrong, I like Len
Shneyder and I think he's a good person TRYING to do the right thing -
but - considering what is coming FROM SendGrid in recent years, is this
the right time to be giving OTHERS anti-abuse/security advice? Just...
wow! I thi
I'd say IPv6 streams are generally better. The legitimate senders using IPv6
seem to care more, and have things properly setup as it relates to
authentication. There are a few outliers obviously. Is there abuse on IPv6?
Definitely. At the moment, you mostly know who your large volume IPv6 s