Exchange server uses the autodiscover mechanism to configure both outlook anywhere and activesync clients. In order to enable the domain to use the autodiscover function, the SRV record must be added to your DNS if this is not managed directly by Utixo.
Create SRV records on ISPCONFIG control panel (legacy)
Hostname: _autodiscover._tcp
Target: mail.utixo.eu.
Weight: 0
Port: 443
Priority: 1
TTL: 3600
Create SRV records on CPANEL control panel:
Here is the settings:
Record Type: SRV
hostname : _autodiscover._tcp
Priority : 1
Weight : 0
Port : 443
Destination : mail.utixo.eu.