TLS SNI Client Support
Works:
- Thunderbird (Linux)
K-9 on Android (merged Sept 2015 - https://github.com/k9mail/k-9/pull/718)
Apple Mail (according to https://forums.cpanel.net/threads/mail-ssl-sni.454592/ )
Mutt (ticket https://dev.mutt.org/trac/ticket/3923)
NeoMutt (since 2016-03-07 according to https://www.neomutt.org/feature/tls-sni)
Doesn't work:
- K-9 on Droid X2 (maybe fixed in newer versions - see above)
- Apple Mail (Mac OS X 10.10 and lower AND iOS 9.3 and lower)
Outlook for Mac version 15 (according to https://forums.cpanel.net/threads/mail-ssl-sni.454592/ )
- Kindle Fire HD 8
- Outlook 2013