Re: [mailop] Suggestions for medium performance mail server

2025-04-10 Thread Al Iverson via mailop
If it were me, I'd probably investigate Kumo MTA, it's open source, good for bulk senders, and the peeps behind it are known members of the email community/M3/etc. https://kumomta.com/ Dunno if it'll do everything you need, but it immediately clicked for me as sounding the closest to what you migh

[mailop] Uptick in Microsoft marking Wikimedia Foundation email as spam

2025-04-10 Thread Jesse Hathaway via mailop
We are seeing an uptick in our email from the Wikimedia Foundation being marked as spam by Microsoft. If someone from Microsoft would be able to provide me some insight as to why, that would be much appreciated. Alternatively, if someone has a Microsoft contact they could share that would also be h

Re: [mailop] Suggestions for medium performance mail server

2025-04-10 Thread Viktor Dukhovni via mailop
On Mon, Apr 07, 2025 at 01:21:44PM -0400, John Levine via mailop wrote: > We particularly want good logging so when someone asks why didn't I > get my update we can tell them without grepping > through a whole day's logs. For timely delivery status info, I'd recommend enabling VERP and having the

Re: [mailop] Emails from my domain [redacted] apparently being dropped after successful delivery to ProofPoint.

2025-04-10 Thread Mark Alley via mailop
He's all set, handled off-list. - Mark Alley On Wed, Apr 9, 2025, 6:54 PM joemailop--- via mailop wrote: > Hello All, > > I was wondering if anyone from ProofPoint might be around to assist with > deliverability issues for emails coming from my [redacted] domain going to > more than a few Proof

Re: [mailop] Fwd: Validity (return path blocklist)

2025-04-10 Thread Seth Mattinen via mailop
On 4/4/25 17:48, Tom Bartel via mailop wrote: Peter, Thanks for this thoughtful response - it is good feedback and we'll take it to the team here to discuss. If anyone else has similar input on cut line for a non-commercial usage, we'd love the input. Queries to the certified list should

Re: [mailop] Suggestions for medium performance mail server

2025-04-10 Thread Marco Moock via mailop
Am 07.04.2025 um 13:21:44 Uhr schrieb John Levine via mailop: > It's currently running through an old sendmail server but surely we > can do better than that. What is bad with that? > What should I use? We particularly want good logging so when someone > asks why didn't I get my update we can te

[mailop] Attention Mimecast - you are sending DMARC reports with duplicate report id

2025-04-10 Thread Daniel K. via mailop
Sending it here, since postmas...@mimecast.com does not accept mail from me; I'm not on the allowed-list. I hope someone from Mimecast can look at this, or forward it to the correct place. Do not hesitate to contact me directly if you need more info. First, thank you for changing to send gzipped

[mailop] Handling certificate expiration (Was: Re: Google and Spam detection)

2025-04-10 Thread Mark Milhollan via mailop
On Mon, 7 Apr 2025, Klaus Ethgen wrote: With this Lets-Encrypt-stuff comes that the certificate needs to be replaced every 3 Months. I do not have all the time to replace them that often. FYI, it seems likely that all certificate issuers will change to short intervals as well, gradually down

Re: [mailop] Handling certificate expiration (Was: Re: Google and Spam detection)

2025-04-10 Thread Viktor Dukhovni via mailop
On Mon, Apr 07, 2025 at 12:47:33PM -0400, Bill Cole via mailop wrote: > On 2025-04-07 at 09:38:56 UTC-0400 (Mon, 7 Apr 2025 06:38:56 -0700 (PDT)) > Mark Milhollan via mailop > is rumored to have said: > > > Mainly it is for browsers but that would force some senders to go along > > if their recei

Re: [mailop] Fwd: Validity (return path blocklist)

2025-04-10 Thread Simon Wilson via mailop
Hi Andy, On Thursday, April 10, 2025 07:05 AEST, Andy Smith via mailop wrote:   Hi, On Fri, Apr 04, 2025 at 11:29:58AM +1000, Simon Wilson via mailop wrote: > as there was discussion back in November about Validity's usefulness > on this list am posting it here too. What bothers me more than

[mailop] Looking for connection logs

2025-04-10 Thread Ferris, Rhys (SAA) via mailop
Hello friends, I'm looking for anyone who may have some logs connecting to just one of our servers that would be willing to share them. Specifically: V-ICO-PPMX1.senate.gov Samples between Between 07:30 and 09:30 EDT As well as Between 10:00 and 13:30 EDT Feel free to connect off list. Thanks,

Re: [mailop] Google and Spam detection

2025-04-10 Thread Alessandro Vesely via mailop
On Mon 07/Apr/2025 21:28:24 +0200 Jaroslaw Rafa wrote: But if I*would* check SPF, and I would notice a large number of SPF failures for some domain which would seem to be legitimate mail, I would just either ignore "-all" or ignore SPF completely for that domain. Read Appendix D of RFC 7208.

Re: [mailop] Google and Spam detection

2025-04-10 Thread Klaus Ethgen via mailop
Hi, Am Mo den 7. Apr 2025 um 11:02 schrieb Jaroslaw Rafa via mailop: [Automatisation of short term SSL-Cert replacement] I am aware of scripts and tools to renew the certificates. But I refuse to let such tools change some security stuff like certificates. Letting them do that stuff I could like