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JamesonCodes / bulk-email-validator

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📫 Asynchronous email deliverability verifier that performs MX lookups, SMTP RCPT probes, and catch-all detection with retries, resume support, and CSV/JSON reporting.

python rate-limiting email-marketing asyncio email-verification mx-lookup data-quality csv-processing email-validator email-deliverability crm-integration email-cleanup vps-deployment async-processing bulk-email-verification disposable-email-detection smtp-verification lead-validation contact-verification catch-all-detection
  • Updated Oct 3, 2025
  • Python

api-evangelist / email-verifier-api

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Email Verifier API is a real-time email verification service offering a 16-point engine that validates deliverability through syntax checking, DNS / MX lookups, real-time SMTP handshakes, mailbox existence probing, catch-all and greylisting detection, disposable address detection, role-account flagging, spam-trap and complainer detection…

email-verification deliverability apis-json greylisting lead-validation catch-all-detection bounce-prevention smtp-check disposable-detection spam-trap-detection role-account-detection typo-suggestion b2b-lead-scoring
  • Updated Aug 16, 2026

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