TopicMicrosoft 365 →
Simple definition
An area that the organization Exchange Online recognizes for email transport.
Technical definition
One accepted domain can beE-mail, internal relay or other mode depending on the email architecture.
What is it used for ?
Define how Exchange treats domain recipients.
Practical example
entreprise.fr can be configured as an authoritarian domain in Exchange Online.
Common issues
- Unverified domain
- Bad type of domain
- Routing buckle
Related terms
Exchange Online · Connector Exchange Online · DNS
Key takeaway: Exact behavior and commands may vary depending on versions, products and architectures.