Forum Discussion
fitzrandolph
Feb 11, 2026Copper Contributor
Email to hotmail address bounces with S3150 error, how do I fix?
I got a spam email from a hotmail email address (happens every other week or so). As per usual, I sent it on to 'abuse @ outlook dot com'. I usually get a nice email back thanking me for my time, a...
Feb 12, 2026
I don't think there is a resolution here for you, as it's a Hotmail account, those spammers use tools to spam and it's hard to block them. I tell my clients to block them from the server side each time they get one. As for your error, I have found errors to be hit and miss. Since it was a message from Microsoft, it could mean a few different things.