Re: [mailop] ANNOUNCEMENT: The NEW invaluement "Service Provider DNSBLs" - 1st one for Sendgrid-spams!

2020-08-21 Thread Chris via mailop
Belay that, it appears to have been received by google twice - different timestamps on the X-Received. On 2020-08-21 22:03, Michael Rathbun via mailop wrote: On Sat, 22 Aug 2020 00:52:10 +0200, Bjoern Franke via mailop wrote: Did you send this mail two times or is something wrong again with

Re: [mailop] ANNOUNCEMENT: The NEW invaluement "Service Provider DNSBLs" - 1st one for Sendgrid-spams!

2020-08-21 Thread Michael Rathbun via mailop
On Sat, 22 Aug 2020 00:52:10 +0200, Bjoern Franke via mailop wrote: >Did you send this mail two times or is something wrong again with the >listserver? The message ID strings are identical. mdr ___ mailop mailing list mailop@mailop.org

Re: [mailop] ANNOUNCEMENT: The NEW invaluement "Service Provider DNSBLs" - 1st one for Sendgrid-spams!

2020-08-21 Thread Bjoern Franke via mailop
Am 21.08.20 um 23:33 schrieb Al Iverson via mailop: This is interesting. At first I thought Rob's intent was to just facilitate the blocking of that one ESP fully, but I see that he is trying hard here to avoid collateral damage and that's admirable. Good luck with this, Rob! Did you send

Re: [mailop] ANNOUNCEMENT: The NEW invaluement "Service Provider DNSBLs" - 1st one for Sendgrid-spams!

2020-08-21 Thread Al Iverson via mailop
This is interesting. At first I thought Rob's intent was to just facilitate the blocking of that one ESP fully, but I see that he is trying hard here to avoid collateral damage and that's admirable. Good luck with this, Rob! Cheers, Al Iverson On Fri, Aug 21, 2020 at 2:40 PM Rob McEwen via

Re: [mailop] Mailman confirmation email denial of service

2020-08-21 Thread Ángel via mailop
On 2020-08-21 at 09:23 +0200, Norbert Bollow via mailop wrote: > On Fri, 21 Aug 2020 10:03:48 +0300 Lena wrote: > > > > I have searched a few emails, but fail to see why they would be a > > > target. Maybe only a few of them are the real targets, with other > > > addresses being added in order to

[mailop] ANNOUNCEMENT: The NEW invaluement "Service Provider DNSBLs" - 1st one for Sendgrid-spams!

2020-08-21 Thread Rob McEwen via mailop
ANNOUNCEMENT: The NEW invaluement "Service Provider DNSBLs" - 1st one for Sendgrid-spams! ...a collection of a new TYPE of DNSBL, with the FIRST of these having a focus on Sendgrid-sent spams. AND - there is a FREE version of this - that can be used NOW! (/well... might need a SpamAssassin

Re: [mailop] Mailman confirmation email denial of service

2020-08-21 Thread Chris via mailop
On 2020-08-21 03:23, Norbert Bollow via mailop wrote: Maybe the idea behind that bot is that filling in the "email" field with a real-looking email address might lead to being granted read access to mailing list archives which could then be scraped for email addresses to increase the target

[mailop] DMARC and housing users - was Re: Just how does SendGrid fail this badly?

2020-08-21 Thread Andrew C Aitchison via mailop
On Fri, 21 Aug 2020, Jesse Thompson via mailop wrote: But that's a topic for another list. Seems on topic for the list, but I've "started a new thread" (OK I just changed the subject line). Plus, it's technically a misdeployment for any domain to publish DMARC if it houses users, so all bets

Re: [mailop] Mailman confirmation email denial of service

2020-08-21 Thread Norbert Bollow via mailop
On Fri, 21 Aug 2020 10:03:48 +0300 Lena--- via mailop wrote: > > I have searched a few emails, but fail to see why they would be a > > target. Maybe only a few of them are the real targets, with other > > addresses being added in order to conceal those? > > I suspect that the bot is spamming

Re: [mailop] Mailman confirmation email denial of service

2020-08-21 Thread Lena--- via mailop
> I have searched a few emails, but fail to see why they would be a > target. Maybe only a few of them are the real targets, with other > addresses being added in order to conceal those? I suspect that the bot is spamming random web-forms like various bots try to spam my guestbook with ads with