Email Validation for Logistics:
The Communication Backbone

// Real-time validation during customer registration
function validateCustomerEmail(email) {
  const params = new URLSearchParams({
    email: email,
    verifyMx: true,
    verifySmtp: true,
    detectName: true,
    checkDomainAge: true
  });

  return fetch('https://api.email-check.app/v1-get-email-details?' + params, {
    headers: {
      'accept': 'application/json',
      'x-api-key': 'YOUR_API_KEY'
    }
  });
}

// Implement in your sign-up form
document.getElementById('customer-email').addEventListener('blur', async (e) => {
  const response = await validateCustomerEmail(e.target.value);
  const result = await response.json();
  if (!result.validFormat || !result.validMx || !result.validSmtp) {
    showErrorMessage('Please enter a valid email address');
  }
});

// Validate emails before sending shipping notifications
async function sendShippingNotification(customerEmail, shipmentDetails) {
  // Validate email before sending
  const validation = await validateEmail(customerEmail);

  if (validation.valid && validation.deliverable) {
    await emailService.send({
      to: customerEmail,
      template: 'shipping_notification',
      data: shipmentDetails
    });

    // Log successful delivery
    await logCommunicationEvent({
      type: 'shipping_notification',
      email: customerEmail,
      status: 'sent'
    });
  } else {
    // Handle invalid email case
    await flagInvalidEmail(customerEmail, shipmentDetails.orderId);
  }
}