Email Validation Bulk Verifier

Bulk-validate email addresses: syntax, MX, disposable/role-based detection. For cold-email hygiene at scale.

Email Validation API

gentle_cloud/email-validation-api

Validate email addresses with syntax checks, DNS MX record lookup, disposable email detection, and role-based address detection. No API key required.

Verify email addresses with syntax validation, MX record check, disposable domain detection, role-address detection, and deliverability assessment.

Email Validation API - Bulk Verify

alizarin_refrigerator-owner/email-validation-api

Validate email addresses at scale. Check deliverability, detect disposable emails, verify MX records & identify role-based addresses. Reduce bounce rates.

Bulk email verifier: RFC 5322 syntax, MX lookup, 5400+ disposable blocklist, role-based (info@, sales@) detection, optional SMTP HELO+RCPT probe (never sends mail), and a 0 to 1 confidence score. For list cleanup and cold-email hygiene.

Bulk Email Verifier – Validate & Clean Email Lists

logiover/bulk-email-verifier

Bulk email validation tool. Verify email lists without SMTP, check deliverability, flag disposable/role addresses, export clean CSV/JSON.

Validate email addresses with 8 layers of verification: syntax check, MX record lookup, SMTP verification, disposable email detection, role-based detection, typo suggestion, DNS validation, and deliverability scoring. Supports bulk validation.

Email Verifier

crawlerbros/email-verifier

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

Bulk email verifier, validation API, and email checker for lead lists. Check syntax, MX records, disposable domains, free providers, role accounts, catch-all domains, and optional SMTP reachability. Clean CRM/cold email lists, reduce bounces, and verify leads. No API key required.

Verify email addresses in bulk. Check if emails exist, detect disposable emails, validate MX records. Perfect for lead validation, list cleaning, and reducing bounce rates. Supports CSV input and exports clean/invalid email lists.