DNS Settings - Autodiscovery record -- (mandatory)

  With the advent of Exchange 2016, it's now recommended that an SRV record be used for...

DNS Settings - DMARC record -- (recommended)

  DMARC, or Domain-based Message Authentication, Reporting & Conformance, is an...

DNS Settings - MX records -- (mandatory)

  Note: MX or Mail Exchanger records are necessary to tell the Internet where mail for your...

DNS Settings - OWA "own domain" address record -- (recommended)

  Note: This CNAME record will enable you to browse to the Outlook Web App (OWA) using your...

DNS Settings - SPF record -- (mandatory)

  The Sender Policy Framework (SPF) is a technical method used by mail servers to prevent...