@jollie/risky-email

Check if email is risky (disposable provider or invalid DNS MX)

Usage no npm install needed!

<script type="module">
  import jollieRiskyEmail from 'https://cdn.skypack.dev/@jollie/risky-email';
</script>

README

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for internal use only - Draft idea to check trustworthiness of email account

risky-email

Check if email is from disposable provider or has no DNS MX record

Install

yarn add @jollie/risky-email

or

npm install @jollie/risky-email

Usage

const isRiskyEmail = require('@jollie/risky-email');

// Diposable email 
// Output "Risky email : Disposable email address"
isRiskyEmail('contact@yopmail.com')
  .then(() => console.log('Not risky'))
  .catch(error => console.log(`Risky email : ${error.message}`);
  
// Non-existent domain 
// Output "Risky email : queryMx ENOTFOUND he-llo-w-orld.com"
isRiskyEmail('contact@he-llo-w-orld.com')
  .then(() => console.log('Not risky'))
  .catch(error => console.log(`Risky email : ${error.message}`);
    
// Valid email -> Output "Not risky"
isRiskyEmail('contact@google.com')
  .then(() => console.log('Not risky'))
  .catch(error => console.log(`Risky email : ${error.message}`);

Return value

Promise resolved with the email or rejected if risky email