EmailShield

What it does

EmailShield is an email verification and deliverability platform that guarantees 99.8% verified accuracy through real SMTP handshakes - not DNS-only lookups used by legacy tools. Multi-step verification includes syntax checks, MX record validation, and real-time mailbox existence confirmation without sending actual emails. Bulk processing handles up to 100,000 emails per minute. The platform runs on self-hosted proxy infrastructure with zero third-party dependencies and rotating egress IPs.

Email verification with 99.8% accuracy. Multi-port SMTP checks, catch-all detection, blacklist monitoring, and DMARC reporting. Plans from $19/mo for 10K verifications. 40K free credits to start.

EmailShield guarantees 99.8% verified accuracy, ensuring every email you send protects your reputation and reaches real inboxes. Welcome back. Here's what's happening with your deliverability assets today. Experience the synergy of high-tier deliverability. As you scale your verification throughput, watch your calendar transform into a revenue engine. Six things legacy verification tools get wrong. We fix them. Real SMTP handshakes instead of DNS-only lookups. Catch-all domains are classified, not guessed. Real-time API for forms. Webhook-driven bulk jobs for list hygiene — no polling, no timeouts. Your data never leaves our network. Rotating egress IPs so providers don't rate-limit your…from emailshield.co

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