Re: [mailop] Outlook/Hotmail/etc rejecting email (but not Office 365)

2018-12-11 Thread Michael Wise via mailop
I did nothing... as such. But for the comfort of a listening ear, you're most welcome! I am ... struggling to make these kinds of incidents fewer and more transparent. 😊 Where I can. But I don’t set the policies or muck with the code. 😃 Aloha, Michael. -- Michael J Wise Microsoft Corporat

[mailop] Groupspaces - DMARC support?

2018-12-11 Thread Autumn Tyr-Salvia
Hello, Anyone here know if Groupspaces offers any sort of header rewriting capabilities for DMARC support? A customer of mine participates in a Groupspaces mailing list, and their support has not responded to either me nor the customer when we've tried to ask them about this, and I didn't find any

[mailop] smaprl.com, mailspamprotection.com and spamshield.io

2018-12-11 Thread Luis E. Muñoz via mailop
Assistance in reaching these parties would be appreciated. Already contacted mailspamprotection.com — the issue seems related to one of their users sending us a spam complaint, and then the auto-ack (or the message where we mentioned that we nuked the abuse source) triggering the listing. F

Re: [mailop] Outlook/Hotmail/etc rejecting email (but not Office 365)

2018-12-11 Thread Benjamin BILLON
Hi Chris, Although rare, this isn't unusual. For some reason Microsoft considered there's an issue. In a similar case I had recently, I couldn't say that " part of their network is on our block list "* is untrue. We have some IPs blocked, as seen on SNDS, and some on the same range as the IPs