Bulk Email Validation & Email Verification API - MX Checker

Email verification API and email validation API for bulk email verification, bulk email validation, email checker, email verifier, MX email checker, disposable email checker, lead list cleaning, and CRM cleanup. Validate up to 100 addresses per call through query parameters or a POST JSON array with syntax, DNS MX, disposable/free-domain, role-account, and typo-suggestion metadata. Results do not prove mailbox ownership, live reachability, successful delivery, consent, or anti-spam compliance; the REST route does not perform SMTP checks.