Email Validation Services: What They Can and Cannot Do
Validation APIs verify syntax, domains, and mailbox existence. Where each check works, where catch-alls and traps defeat them, and where validation belongs in your stack.
2 articles with this tag
Validation APIs verify syntax, domains, and mailbox existence. Where each check works, where catch-alls and traps defeat them, and where validation belongs in your stack.
Spam traps are addresses that never belonged on your list. The types, who operates them, how they end up in your database, and the hygiene that keeps them out.