Re: [Mailman-Users] DMARC and gmail

2017-07-20 Thread Richard Damon
On 7/19/17 9:13 AM, Kevin Nowaczyk via Mailman-Users wrote: I've recently been hearing that some subscribers to a club mailing list who use gmail are having all messages pushed to their spam folder. One user said it's only an issue when the sender is a gmail user as well. I'm running mailman 2.

Re: [Mailman-Users] DMARC and gmail

2017-07-19 Thread Mark Sapiro
On 07/19/2017 06:13 AM, Kevin Nowaczyk via Mailman-Users wrote: > ... dmarc_none_moderation_action is No. ... > After changing to "Munge From" it still has a DMARC fail. What are the > differences that I should be seeing after changing the > dmarc_moderation_action? Here is an authentication head

Re: [Mailman-Users] DMARC and gmail

2017-07-19 Thread Christian F Buser via Mailman-Users
Hi Kevin GMAIL is a problem itself. On another mailing list (which is not a Mailman list and I am not a moderator or something like that), messages seem even to be held back by GMAIL and not delivered at all to the subscribers. I am not sure whether a GMAIL user can "educate" the mail server to n

[Mailman-Users] DMARC and gmail

2017-07-19 Thread Kevin Nowaczyk via Mailman-Users
I've recently been hearing that some subscribers to a club mailing list who use gmail are having all messages pushed to their spam folder. One user said it's only an issue when the sender is a gmail user as well. I'm running mailman 2.1.23 and had dmarc_moderation_action set to the default value

Re: [Mailman-Users] DMARC and Gmail

2014-04-16 Thread Mark Sapiro
On 04/16/2014 12:49 PM, Lindsay Haisley wrote: > > Simple pass-through forwarding/redirection of email is one of the > situations in which SPF fails. Does this in any way impact DMARC? Not if the message is properly DKIM signed by the From: domain. In this case DKIM passes and the domains align

Re: [Mailman-Users] DMARC and Gmail

2014-04-16 Thread Barry Warsaw
On Apr 17, 2014, at 04:34 AM, Stephen J. Turnbull wrote: >Sure, but that's the tradeoff that DMARC explicitly makes. DMARC >thinks that rejecting spam and phishing is sometimes more important >than delivering legitimate mail, and that the provider of a mailbox is >the appropriate entity to make t

Re: [Mailman-Users] DMARC and Gmail

2014-04-16 Thread Lindsay Haisley
On Thu, 2014-04-17 at 04:34 +0900, Stephen J. Turnbull wrote: > It's not limited to mailing lists, either. Anybody who has a > forwarding mailbox is at some risk (in a personal .forward this is a > simple pass-through preserving the DKIM signature so it should be OK, > but I've seen commercial for

Re: [Mailman-Users] DMARC and Gmail

2014-04-16 Thread Stephen J. Turnbull
Alain Williams writes: > They should have allowed/defined a new 2xy code that could be > returned, eg 253 which means ''Mail accepted but will be > discarded''. That's problematic. It would require an extension negotiated via EHLO at least, and maybe a new SMTP RFC, since there's no registry

Re: [Mailman-Users] DMARC and Gmail

2014-04-16 Thread Jim Popovitch
On Wed, Apr 16, 2014 at 1:35 PM, Joseph Brennan wrote: > > [DMARC's words] > >>o A "silent discard", wherein the SMTP server returns a 2xy reply >> code implying to the client that delivery (or, at least, relay) >> was successfully completed, but then simply discarding the >>

Re: [Mailman-Users] DMARC and Gmail

2014-04-16 Thread Joseph Brennan
[DMARC's words] o A "silent discard", wherein the SMTP server returns a 2xy reply code implying to the client that delivery (or, at least, relay) was successfully completed, but then simply discarding the message with no further action. Naturally the people who can't read

Re: [Mailman-Users] DMARC and Gmail

2014-04-16 Thread Alain Williams
On Thu, Apr 17, 2014 at 01:27:23AM +0900, Stephen J. Turnbull wrote: > There are several possibilities. One is that DMARC doesn't define the > semantics of "reject". (Why doesn't that surprise me?) Here's what > they say: > >15.4. Rejecting Messages > >This proposal calls for rejecti

[Mailman-Users] DMARC and Gmail

2014-04-16 Thread Stephen J. Turnbull
Lindsay Haisley writes: > I've been working with the list admins of one of FMP's hosted lists and > they've seen over 100 addresses unsubscribed from the usual suspects - > yahoo.com, att.net, Comcast, etc., but no Gmail accounts and there are > 228 of them on the list. Nonetheless, the PC Wo

Re: [Mailman-Users] DMARC and Gmail

2014-04-16 Thread Mark Sapiro
On 04/16/2014 06:58 AM, Lindsay Haisley wrote: > Has anyone seen issues with Gmail accounts and Yahoo's DMARC policy? > I've been working with the list admins of one of FMP's hosted lists and > they've seen over 100 addresses unsubscribed from the usual suspects - > yahoo.com, att.net, Comcast, etc

[Mailman-Users] DMARC and Gmail

2014-04-16 Thread Lindsay Haisley
Has anyone seen issues with Gmail accounts and Yahoo's DMARC policy? I've been working with the list admins of one of FMP's hosted lists and they've seen over 100 addresses unsubscribed from the usual suspects - yahoo.com, att.net, Comcast, etc., but no Gmail accounts and there are 228 of them on t