Re: [mailop] [ADDENDUM] Update from .. personal pet peeve

2022-06-15 Thread Dave Warren via mailop
On 2022-06-15 14:08, Michael Peddemors via mailop wrote: On 2022-06-15 12:50, Michael Peddemors via mailop wrote: Haven't been keeping up on these, figured it is time to put one out, even though it isn't the end of the week... (see attach) This one really bugs me Gmail, why should we have t

Re: [mailop] Leaseweb

2022-06-15 Thread Dave Warren via mailop
On 2022-06-07 11:11, Hans-Martin Mosner via mailop wrote: it's probably no surprise to anybody, but Leaseweb is a confirmed spammer haven. Sadly, this is where my mail server is hosted. Due to their acquisitions rather than by my choice, but it hasn't been enough of a problem to make any effo

Re: [mailop] State Of The Sendgrid

2022-03-02 Thread Dave Warren via mailop
On 2022-03-02 09:56, Brie via mailop wrote: So, are we all still under the conclusion that it's a waste of time to hope that something might be done about abuse from their network? If nothing was fixed last year, why would anything be fixed this year? Maybe next year!

Re: [mailop] [E] Re: What am I supposed to do with abuse complaints on legit mail?

2022-01-11 Thread Dave Warren via mailop
On 2022-01-11 03:29, Jaroslaw Rafa via mailop wrote: Dnia 10.01.2022 o godz. 19:30:02 Dave Warren via mailop pisze: How would it know the difference if it was Thunderbird, or the user? You can guess by timing. If the message is moved to spam folder immediately after being fetched by client

Re: [mailop] What am I supposed to do with abuse complaints on legit mail?

2022-01-11 Thread Dave Warren via mailop
On 2022-01-11 09:11, Lukas Tribus via mailop wrote: in my opinion Office 365 does it right (in the browser). When marking an email as Junk, it will ask the user whether the message should*ALSO* be reported. This hints at the possibility that this will land at a human person (can be true for abu

Re: [mailop] [E] Re: What am I supposed to do with abuse complaints on legit mail?

2022-01-11 Thread Dave Warren via mailop
On 2022-01-11 03:29, Jaroslaw Rafa via mailop wrote: Dnia 10.01.2022 o godz. 19:30:02 Dave Warren via mailop pisze: How would it know the difference if it was Thunderbird, or the user? You can guess by timing. If the message is moved to spam folder immediately after being fetched by client

Re: [mailop] [E] Re: What am I supposed to do with abuse complaints on legit mail?

2022-01-10 Thread Dave Warren via mailop
On 2022-01-10 15:27, Marcel Becker via mailop wrote: On Mon, Jan 10, 2022 at 2:01 PM Matt Vernhout via mailop mailto:mailop@mailop.org>> wrote: Also check which email client they are using. For example Thunderbird, or another plugin, may move mail from the inbox to the junk folder w

Re: [mailop] What am I supposed to do with abuse complaints on legit mail?

2022-01-10 Thread Dave Warren via mailop
On 2022-01-10 15:32, Mark Fletcher via mailop wrote: On Mon, Jan 10, 2022 at 11:24 AM Douglas Vought via mailop mailto:mailop@mailop.org>> wrote: Does anyone have any tips on handling abuse complaints on legit email? When we (Groups.io) receives an FBL report, we automatically unsubscribe

Re: [mailop] What a drag it is sending DMARC reports

2021-12-26 Thread Dave Warren via mailop
On 2021-12-26 18:44, Ángel via mailop wrote: On 2021-12-23 at 21:02 -0700, Dave Warren via mailop wrote: Even just verifying a phone number adds a real world cost to switching identities which makes blocking far more effective. There is certainly a cost for casual users wishing to switch

Re: [mailop] What a drag it is sending DMARC reports

2021-12-26 Thread Dave Warren via mailop
On 2021-12-26 19:23, Michael Rathbun via mailop wrote: On Mon, 27 Dec 2021 02:44:35 +0100, Ángel via mailop wrote: I wonder however if that's still the case for "professional" spammers, as I expect they would be able to buy phone numbers more easily and cheap than common users. What is this

Re: [mailop] What a drag it is sending DMARC reports

2021-12-23 Thread Dave Warren via mailop
On 2021-12-18 08:39, yuv via mailop wrote: On Sat, 2021-12-18 at 15:13 +0100, Alexey Shpakovsky via mailop wrote: On Sat, December 18, 2021 13:50, yuv via mailop wrote: What makes the difference between [the smoothly running messaging systems] and internet email? I believe answer is centraliz

Re: [mailop] Experience with SMTP2GO?

2021-12-22 Thread Dave Warren via mailop
On 2021-12-19 08:01, Daniele Nicolodi via mailop wrote: Hello, does anyone have experience in using SMTP2GO Free tier service for sending tiny volume of emails from personal domains? Being grumpy about the failure of SMTP as a federated protocol does not help have email delivered, thus I am

Re: [mailop] HIPAA compliant email (was Re: So uh... Zoom/Sendgrid... How's that webinar spam investigation coming?)

2021-08-05 Thread Dave Warren via mailop
On 2021-08-05 09:47, John Levine via mailop wrote: It appears that Luis E. Muñoz via mailop said: Out of curiosity, and recognizing that this would be a separate thread, what makes email non-compliant, considering that fax seems to be compliant? Just in case, this is a serious question of mine.

Re: [mailop] m-365 still works like a spammer !

2021-07-27 Thread Dave Warren via mailop
On Sat, Jul 24, 2021, at 09:14, Xavier Beaudouin via mailop wrote: > Hello, > > >> But it seems they never trys the best preference first. > >> > > > > Are you greylisting or running pregreet tests on your MXes? > > > > Here's what I think is happening. MS first tries the priority 10 MX, >

Re: [mailop] Huh?

2021-04-30 Thread Dave Warren via mailop
On 2021-04-30 08:50, Chris Kolbenschlag via mailop wrote: I got an email from a small receiver that they are blocking one of our /24s because of spam.  I looked up the email address they referenced and found the contact signed up on their website 2 years ago, has a 41% open rate, a 17% click ra

Re: [mailop] Greylisting never passing on retry

2021-04-21 Thread Dave Warren via mailop
On 2021-04-21 13:34, John Levine via mailop wrote: It appears that Peter Nicolai Mathias Hansteen via mailop said: Greylisting implementations tend to expect retries to come from the same IP address as the original one. Some of us are still quite cross that the writers-of-RFCs did not care to

Re: [mailop] Greylisting never passing on retry

2021-04-20 Thread Dave Warren via mailop
On 2021-04-20 03:24, Hans-Martin Mosner via mailop wrote: Another possibility, which would for example apply to the mail systems for which I'm responsible, is that temp rejection is used to defer mail from questionable sources until a manual check shows that they're likely genuine (or in some c

Re: [mailop] [E] Re: Some Days I think that Gmail isn't even trying to stop outbound spam..

2021-02-11 Thread Dave Warren via mailop
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

Re: [mailop] How important is an ipv6 ptr record?

2021-02-11 Thread Dave Warren via mailop
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

Re: [mailop] [E] Re: Some Days I think that Gmail isn't even trying to stop outbound spam..

2021-02-08 Thread Dave Warren via mailop
On 2021-02-08 16:14, Bill Cole via mailop wrote: On 8 Feb 2021, at 17:03, Richard Bewley via mailop wrote: The critical feature in '+' tagging (and equivalents using other characters or patterns) is the ability to create aliases on-the-fly in a namespace that the user controls such that the m

Re: [mailop] [E] Re: Some Days I think that Gmail isn't even trying to stop outbound spam..

2021-02-08 Thread Dave Warren via mailop
On 2021-02-08 15:03, Richard Bewley via mailop wrote: Only this weekend I was trying to help an old colleague with a migration from Gsuite to M365. The #1 complaint... was some of his minions were seemingly crippled by the lack of this function.. and I was thinking err aliases? Aliases?

Re: [mailop] open RBL and RHSBL lists these days?

2020-12-14 Thread Dave Warren via mailop
On Mon, Dec 14, 2020, at 11:32, Mark E. Jeftovic via mailop wrote: > Hey all, we're looking to deploy some user-configurable options in our mail > filtering such as being able to select which RBLs and RHSBLs they want to > apply to their inbound messages. > We already subscribe to some on a syst

Re: [mailop] [E] Google bounce after accept

2020-10-31 Thread Dave Warren via mailop
On 2020-10-30 08:25, Marcel Becker via mailop wrote: On Fri, Oct 30, 2020 at 1:11 AM Atro Tossavainen via mailop mailto:mailop@mailop.org>> wrote: Why does Google bounce after accepting a message? At Google's scale, the potential to become the world's biggest spammer simply through

Re: [mailop] This is..Concerning: DatabaseUSA Wins Case Against The Spamhaus Project

2020-08-03 Thread Dave Warren via mailop
On 2020-08-03 17:39, Jerry Cloe via mailop wrote: It could also be argued as case law against other blacklist providers. As I understand US law, defaults do not provide any form of precedent or other form of useful case law. There might well be exceptions, of course. ___

Re: [mailop] Microsoft Outlook "Modern Authentication"?

2020-06-17 Thread Dave Warren via mailop
A bit late, sorry. On Tue, Jun 2, 2020, at 04:55, Ken O'Driscoll via mailop wrote: > On Thu, 2020-05-28 at 13:35 -0600, Daniele Nicolodi via mailop wrote: >> Does anyone know if there is any alternative to Outlook to access >> >> Exchange Online mailboxes that require modern authentication? > >

Re: [mailop] Gmail Vacation responder replying to spam?

2019-05-11 Thread Dave Warren via mailop
Looks good from what I can see from here, thanks! On 2019-05-07 12:31, Brandon Long via mailop wrote: This should be fixed now. Brandon *From: *Dave Warren mailto:d...@thedave.ca>> *Date: *Fri, Mar 29, 2019 at 4:40 PM *To: * mailto:mailop@mailop.org>> __ Thanks, sent off-list! On

Re: [mailop] Extreme amounts of SMTP auth from microsoft/outlook IPs

2018-02-09 Thread Dave Warren via mailop
On 2018-02-09 14:20, John Levine wrote: In article you write: I'm confused, the first post said valid credentials, is that what everyone else is seeing? Nearly all valid creds seems weirder than mostly invalid... modulo whatever amount of hijacked or reused creds there are. Remember that Ou

Re: [mailop] Anyone on this list from SpamCop?

2018-02-06 Thread Dave Warren via mailop
On 2018-02-06 16:34, Laura Atkins wrote: Putting a URL in a List-Unsubscribe header is an entirely reasonable thing to do, and lots of ESPs do it. Lots of non-ESPs do it, too. Heck, I do it for virtually all automated messages, even on some internal stuff, basically anything that is automat

Re: [mailop] Mail Transfer Agent Alternatives

2018-02-06 Thread Dave Warren via mailop
That seems excessive and gross. Any reason you wouldn't just buy a new license and call it a day? That actually sounds more like they accidentally hired a commissioned sales rep from a competitor. But maybe that's just me. On 2018-02-06 14:14, Marc Goldman via mailop wrote: I appreciate that

Re: [mailop] Anyone on this list from SpamCop?

2018-02-06 Thread Dave Warren via mailop
On 2018-02-06 15:49, John Levine wrote: In article <7e12d5ff-f770-b5db-f913-18dafcd03...@thedave.ca> you write: Also URLs in mail headers, which is perhaps reasonable, except that ...many ESPs now put unsub URLs in the headers. Are the results any more harmful than the same unsub URL in the

Re: [mailop] Mail Transfer Agent Alternatives

2018-02-06 Thread Dave Warren via mailop
On 2018-02-05 10:27, Marc Goldman via mailop wrote: I received an email telling me I would need to pay RETROACTIVELY for the years I did NOT receive support in order to upgrade. Has anyone ever heard of a policy like that? What is cheaper, paying retroactively or buying a new license? At $DA

Re: [mailop] Heads Up

2018-02-06 Thread Dave Warren via mailop
On 2018-02-02 15:18, Michelle Sullivan wrote: Charles McKean wrote: On Sat, Jan 20, 2018 at 9:41 AM, Ken O'Driscoll via mailop wrote: On Sat, 2018-01-20 at 11:14 +1100, Michelle Sullivan wrote: One can only conclude, they either have a leak in their API, or they altered the permissions to giv

Re: [mailop] Invalid address ratio?

2018-02-06 Thread Dave Warren via mailop
On 2018-02-02 10:47, Chris wrote: On Fri, 02 Feb 2018 16:52:16 + Ken O'Driscoll via mailop wrote: On Fri, 2018-02-02 at 17:26 +0100, Chris wrote: I'm a bit surprised, that on a small mail server, 77 % of the rejected mails are rejected because of invalid recipient adresses. 22 % because of

Re: [mailop] Anyone on this list from SpamCop?

2018-02-06 Thread Dave Warren via mailop
On 2018-02-06 10:12, Anne P. Mitchell Esq. wrote: Also URLs in mail headers, which is perhaps reasonable, except that ...many ESPs now put unsub URLs in the headers. Are the results any more harmful than the same unsub URL in the foot (or otherwise in the visible body of the message)?