Re: [mailop] New Validity policy for paid FBL (ARF)

On Tue, 12 Sep 2023, at 00:43, Jarland Donnell via mailop wrote: > Fastmail was the only one on the feedback loop who reported every single > email to the feedback loop that they themselves filtered to user's spam > folders, and this feature was on by default. Fastmail has never done this. The

Re: [mailop] New Validity policy for paid FBL (ARF)

On Mon, 11 Sep 2023, at 21:24, Support 3Hound via mailop wrote: > During years the FBL became a kind of "safe feature" for users that prefer to > click "junk" or "spam" and be sure they will not receive anymore. > […] > FBL generates also a good data flow for the mailbox provider that may filter

Re: [mailop] Microsoft Office365 not rejecting emails when instructed so by SPF recored?

On Fri, 26 May 2023, at 11:10, Scott Mutter via mailop wrote: > So basically SPF is worthless. It's not worthless at all. It's a valuable signal to assign reputation as part of an overall filtering solution, and useful as part of DMARC. It's just the `-all`/`?all` etc. bit on the end that

Re: [mailop] DMARC and pure SPF

On Wed, 6 Oct 2021, at 08:42, Mark Foster via mailop wrote: > I think people using forwarding _know_ that SPF breaks their stuff. That is a very optimistic viewpoint about the baseline technical knowledge of users. > I think people who publish a -all SPF record are _outright telling you_ > to

Re: [mailop] Recommendation for inbox provider?

Obviously I'm biased, but our service Fastmail sounds exactly like what you are looking for. We have setup wizards for custom domains to guide the user through what they need to do to ensure SPF/DKIM is set up correctly, and a real-life support team to contact if

Re: [mailop] Autoresponder for EAI mail

On Fri, 5 Feb 2021, at 08:20, John Levine via mailop wrote: > Also, has anyone ever written down in one place the best practices for > doing a non-annoying autoresponder? Yes, RFC 3834 : Recommendations for Automatic Responses to Electronic Mail. See also

Re: [mailop] Mailing list with From header munging... and Outlook

On Tue, 12 Mar 2019, at 09:26, Jesse Thompson via mailop wrote: > When someone reply-alls to a munged message it only composes a message to the > Reply-to and the Cc, but ignores the From (the list address is munged into > the From header). That sounds exactly what I would expect for "Reply

Re: [mailop] Dealing with a DKIM replay attack

On Sun, 14 Aug 2016, at 01:14 AM, John R Levine wrote: > Maybe it's just me, but if I were running a free mail service, I would > make it harder for random strangers to sign up and send mail > like this. Interesting, do tell us what you would do. Because this is what happened: 1. You signed up

Re: [mailop] New method of blocking spam

On Fri, 22 Jan 2016, at 11:01 AM, Brielle Bruns wrote: > I'm trying to find that checklist that the spam fighting regulars used > to post whenever someone is all excited about their end-game to spam > filtering...   Anyone remember a URL for it? http://craphound.com/spamsolutions.txt I presume.