Take stock
List every mailbox, alias, shared address, and application that sends from your domain. Check who owns the domain and its DNS.
A thoughtful changeover
Moving email is easier when the people, addresses, and important messages are accounted for before DNS changes begin.
List every mailbox, alias, shared address, and application that sends from your domain. Check who owns the domain and its DNS.
Create destination accounts, assign access, and move existing messages where your migration method supports them.
Send and receive test messages. Verify aliases, team access, mobile clients, and outgoing authentication before cutover.
Update MX records during a planned window. Keep the previous host accessible while DNS caches and delayed messages settle.
Confirm mail flow with every person, review authentication, and retire the old service only when you are sure nothing depends on it.
Keep a way back. Save current DNS values, document who is responsible, and agree on the conditions for a rollback before migration day.
A steady hand helps