🔍 email-verifier

A lightweight Node.js package to validate email addresses using format checks, MX DNS records, and optional SMTP inbox verification — all without external dependencies.

🚀 Features

• ✅ Email syntax validation
• 🔁 MX record lookup (checks domain can receive emails)
• 🛡️ Disposable email detection
• 📬 Optional SMTP inbox existence check (⚠️ not 100% reliable)

📦 Installation

npm install -S email-verifier

🧠 Usage

const { verifyEmail } = require('email-verifier');

(async () => {
  const result = await verifyEmail('[email protected]', {
    checkInbox: true, // Optional: check if inbox actually exists
    checkMX: true //Optional: check DNS MX records
  });
  console.log(result);
})();

📘 API

verifyEmail(email, options) Performs full email verification. Parameters: Name | Type | Default | Description email | string | — | The email address to verify options.checkInbox | boolean | false | Whether to check if the inbox exists via SMTP options.checkMX | boolean | false | Whether to check if the inbox exists via SMTP