SMTP Email Verifier

Email Verifier — Bulk SMTP & MX Validation, Catch-all

bovi/email-verifier

Verify email deliverability without sending mail. Syntax, MX lookup, SMTP probe, catch-all detection, disposable & role-account flags. Score 0-100 per email.

Bulk Email Verifier — MX, SMTP & Disposable Detection at Scale

ryanclinton/bulk-email-verifier

Verify email deliverability in bulk — MX records, live SMTP mailbox checks, disposable domain detection (55,000+ domains), role-based flagging, catch-all detection, and confidence scores. $0.005/email, no subscription.

Email Verifier

crawlerbros/email-verifier

Verify email addresses for deliverability. Check syntax, MX records, disposable domains, role-based addresses, and SMTP mailbox existence.

Verify email deliverability via syntax checks, MX lookups, and a non-intrusive SMTP RCPT probe. Flags disposable domains, role accounts, and catch-all servers. $0.001/email + $0.02 start.

Email Verifier (Syntax + MX + SMTP)

andok/email-verifier

Verify email deliverability via syntax checks, MX lookups, and a non-intrusive SMTP RCPT probe. Flags disposable domains, role accounts, and catch-all servers. $0.001/email + $0.02 start.

Email Verification API — Bulk SMTP, MX & Catch-All Check

sumitr_mardy/email-verifier

Bulk email verification with a flat, schema-stable output: syntax, MX/A, disposable/role/free lists, SMTP handshake and honest catch-all detection.

Email Validator & Verifier — MX, SMTP & Syntax

junipr/email-validator

Validate email addresses in bulk with syntax, domain, MX, disposable-domain, role-account, and optional SMTP checks for list QA.

Bulk Email Verifier & Validator – Mailbox-Level SMTP Check

locomint/bulk-email-verifier

Bulk email verifier and email validator for lead lists: syntax, MX, disposable and catch-all detection, role and free-provider flags, and a live mailbox check that never sends a message. A verdict, reason and 0-100 score for every address, up to 50,000 addresses per run.

Bulk SMTP Email Verifier — Mailbox & Catch-All Checker

automation-lab/smtp-email-verifier

Deep-verify lead emails with SMTP RCPT checks before campaign upload. Classify valid, invalid, catch-all, disposable, unknown, and risky mailboxes; no email is sent and no third-party verification API is required.

Email Verifier & Validator - Bulk Email Verification API

sian.agency/email-verifier

Verify email addresses in bulk: syntax, domain and MX records, disposable and catch-all detection, role-account flags and typo suggestions. Pay per email.