Decision Walk: Warm Up a New Sending Domain After Migration
Make reputation-protective choices during a sending-domain migration.
Migration week A new ESP is live, the launch send is close, and the subdomain has no sending history with Gmail yet. The first week teaches mailbox providers what kind of sender you are. Principle Earn reputation before you borrow reach Authentication gets you recognized; warm-up behavior gets you trusted. Shortcut Send full volume to the whole list immediately. Stable trust compounds faster than emergency recovery. New sender infrastructure needs clear identity and calm early engagement signals. Identity first The subdomain is created, but DMARC alignment has not been verified end to end. Thursday’s send date is close. What do…
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