Check whether an email address is likely valid by verifying format, domain existence, MX records, and flagging known disposable email providers. A quick first-pass check before sending important emails.
Cleaning up a mailing list, verifying a customer's email before account creation, checking if a domain can receive mail, or flagging temporary/disposable addresses.
Validate email address format, check domain existence, and verify MX records. Performs syntax validation, DNS lookup, and disposable email detection.