protection.outlook.com SMTP support contact needed

I'm running into TLS interoperability problems with some of the SMTP servers under the inbound.protection.outlook.com domain. Are there any Outlook postmasters lurking here that could contact me off list to help debug this? Thanks, --lyndon

Re: protection.outlook.com SMTP support contact needed

I'm running into TLS interoperability problems with some of the SMTP servers under the inbound.protection.outlook.com domain. Are there any Outlook postmasters lurking here that could contact me off list to help debug this? Maybe... But I'd check to see if you might be on a DNSBL first,