#CalDAV URLs
For your own calendar and tasks: http(s)://mail.example.com/caldav
For shared calendars, and tasks: http(s)://mail.example.com/caldav/users/example.com/user-name
For a specific resource calendar: http(s)://mail.example.com/caldav/users/example.com/resource-name
For public calendars, and tasks: http(s)://mail.example.com/caldav/users/example.com/.public
#CardDAV URLs
For your own contacts: http(s)://mail.example.com/carddav
For shared contacts: http(s)://mail.example.com/carddav/users/example.com/user-name
For public contacts: http(s)://mail.example.com/carddav/users/example.com/.public