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Re:Check If Email Exists by aembleton on Friday July 02, 2021 @04:33AM (#27709133)
But that would affect all customers of Amazon SES because the IP addresses would score low by other email servers.
Re:Check If Email Exists by kozziollek on Friday July 02, 2021 @09:50AM (#27711504)
Assuming that the customer's servers were hosted by some SaaS like Office, right?

If customer was hosting e-mail servers themselves they wouldn't notify any other mail servers?