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Verification

SherDore Verification checks whether an email address is real before you send to it or let it sign up. One API call runs a syntax check, looks up the domain’s mail servers, and can ask the mail server whether the mailbox exists.

Open it at verification.sherdore.com, signed in with your SherDore account.

  • Syntax. Is the address correctly formed?
  • MX records. Does the domain actually receive email?
  • Mailbox check. A live SMTP handshake with the receiving server, to see if the mailbox exists.
  • Disposable addresses. Throwaway inboxes.
  • Role-based addresses. Shared inboxes such as info@ or admin@.
  • Catch-all domains and free providers. Flagged so you can treat them with care.

Every result carries a 0 to 100 confidence score and the result of each individual check.

Plan Price Verifications / month Requests / minute Batch size
Starter (14-day free trial) $9/month 5,000 30 50
Pro $29/month 50,000 100 200
Business $79/month 500,000 500 500

The monthly allowance resets on a rolling cycle that starts on your billing date, not on the 1st of the month.