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I'm using multiple lists, all under the same brand. Emails and domain verified in SES, DKIM good. I last sent a successful campaign on May 29. Tried to send a few campaigns over the past few days, and now Sendy shows my campaign as having been sent to all addresses, but the emails have not been delivered. SES also shows 0 deliveries in the stats.
Please review the following pointers:
Also, check your 'Amazon SES Reputation Dashboard' to see if your account status is 'Healthy':
If it's anything other than 'Healthy', check your email's inbox for Amazon's email for further instructions.