On 25/10/2021 4:11 pm, Thomas Anderson wrote:
The IP it came from was outside my network.
I think it's just a spoofing email. I had not actually seen on, so
that raised my alarm, but I think it's ok. I need to go through and
make sure my SFP and DMARC are sound. I just checked my DKIM couple
On 2/07/2021 3:54 pm, Maurizio Caloro wrote:
Hello
Searching any Service that offer free any possible MX Backup?
Why do you need a backup MX? Usually MSAs will queue for a while (4 days
seems a common default due to language in the smtp RFCs) or the senders
will get a bounce notice. If you
On 30/07/2020 12:47 am, Wietse Venema wrote:
Henry Miller:
Asking user to type in ?_submission._tcp? seems like a poor
workaround. This being Autodiscovery it?d be logical for Postfix
to automagically derive SRV lookup address based on relayhost
setting.
?relayhost = example.com? is an obvious
On 23/03/2020 8:55 am, Viktor Dukhovni wrote:
It is best to not modify the message headers at all, which iseffectively what
the Postfix list does (it adds a Sender: header which should not be covered by
the upstream DKIM signature).
I know the Sender header has traditionally been used by mail
On 18 October 2018 9:44:35 pm AEDT, Manuel Mely wrote:
>Hi there,
>
>I'm looking for some information related to MTAs usage statistics
>worldwide. In other words, i would like to know how many postfix (and
>other
>MTAs) are deployed out there, in the wild thing called "The Internet"
>:)
>
>Any s
