Hier die DNS Einträge für Office Business 365 bei Hetzner die hin zu zufügen sind im DNS Robot
autodiscover IN CNAME autodiscover.outlook.com. enterpriseenrollment IN CNAME enterpriseenrollment.manage.microsoft.com. enterpriseregistration IN CNAME enterpriseregistration.windows.net. lyncdiscover IN CNAME webdir.online.lync.com. sip IN CNAME sipdir.online.lync.com. @ IN MX 0 DOMAIN.mail.protection.outlook.com. _sipfederationtls._tcp IN SRV 100 1 5061 sipfed.online.lync.com. _sip._tls IN SRV 100 1 443 sipdir.online.lync.com. @ IN TXT "v=spf1" "include:spf.protection.outlook.com" "-all"