Re: [mailop] Spike in "554 Transaction failed" from Microsoft properties

Thanks for the additional data points -- so it isn't just me. What's nasty is that the messages are kicked back to the sender, not just delayed. Frank -Original Message- From: mailop [mailto:mailop-boun...@mailop.org] On Behalf Of Frank Bulk Sent: Friday, February 05, 2016 5:27 PM To:

Re: [mailop] Gmail throttles anyway

> Am 04.02.2016 um 22:41 schrieb Brandon Long : > That's what I think is the case, indeed. Hetzner is the provider. > > It is a netblock quota you're hitting, yes. As we see more and larger hit > and run spam jobs from previously unknown or low volume IPs and netblocks, >

[mailop] Anyone from Proofpoint around?

I have a client that gets bounces saying they are blocked but when you check it says they are not ___ mailop mailing list mailop@mailop.org https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

Re: [mailop] Anyone from Proofpoint around?

Replied off list. --Jaren On Fri, Feb 5, 2016 at 2:41 PM, Michael Ellis wrote: > I have a client that gets bounces saying they are blocked but when you > check it says they are not > > > > ___ > mailop mailing list >

Re: [mailop] Spike in "554 Transaction failed" from Microsoft properties

Hi, FWIW, I observed the same today while exhanging quite low volumes Gilles Le 6 févr. 2016 12:27 AM, Frank Bulk a écrit : > > Today we had an abnormal number of messages that failed to deliver to > Microsoft properties due to "554 Transaction failed". > > We had 31 today,

Re: [mailop] Spike in "554 Transaction failed" from Microsoft properties

On Feb 5, 2016, at 3:27 PM, Frank Bulk wrote: > Today we had an abnormal number of messages that failed to deliver to > Microsoft properties due to "554 Transaction failed". > > We had 31 today, but only 6 over the previous 7 days. > > Now some are email blasts from

[mailop] Barracuda false positives

Hi guys, I was notified there were some false positives occurring on the Barracuda Blacklist at b.barracudacentral.org. Unfortunately, I wasn't a member of this list until recently and I can't seem to find an archive of the mails. If have you experienced false positives on our list, could

Re: [mailop] Anyone from Proofpoint around?

I'll leave you to it then :P Jaren Angerbauer wrote: > Replied off list. > > --Jaren > > On Fri, Feb 5, 2016 at 2:41 PM, Michael Ellis > wrote: > > I have a client that gets bounces saying they are blocked but when > you check it says

[mailop] Spike in "554 Transaction failed" from Microsoft properties

Today we had an abnormal number of messages that failed to deliver to Microsoft properties due to "554 Transaction failed". We had 31 today, but only 6 over the previous 7 days. Now some are email blasts from churches, so perhaps they are emailing specific content, but I don't know what the "554

Re: [mailop] Gmail throttles anyway

Hi Michael, At 17:27 04-02-2016, Michael Wise wrote: If you're going to do something that will break the DKIM signature as a matter of course, You should remove the DKIM signature, and maybe re-sign it with your own. You shouldn't break the signature and then forward what was once goodmail