**fox.cpp** @[email protected] · Nov 27, 2020, 17:28

**fox.cpp** @[email protected] · Nov 27, 2020, 17:28

fox.cpp @[email protected]

**fox.cpp** @[email protected] · Nov 27, 2020, 18:23

**fox.cpp** @[email protected] · Nov 27, 2020, 18:23

fox.cpp @[email protected]

Scratch that, it may be a more specific issue. I can observe missing STARTTLS capability only from one location.

**fox.cpp** @[email protected] · 2020-11-28T08:28:45Z

fox.cpp @[email protected]

Okay, I discovered that Outlook.com MXes do not advertise STARTTLS capability to blacklisted IPs.

Nov 28, 2020, 08:28 · · Web · · ·