Email API

Email Validation API

Verify any email address — syntax, MX records, and deliverability.

Email Validation API
POST

Validate email addresses before they enter your system. Checks syntax, MX records, SMTP connectivity, disposable email detection, and returns a deliverability confidence score.

  • Syntax & RFC format validation
  • MX record & SMTP verification
  • Disposable email detection
  • Deliverability confidence score
Get API Key — Free View Full Docs
Endpoint
POST
https://app.way2api.com/api/v1/email/validate

Content-Type: application/json
Authorization: Bearer YOUR_API_KEY

Request Parameters
Parameter Type Required Description
email string Yes Email address to validate — e.g. [email protected]
Request Example
<?php $ch = curl_init(); curl_setopt_array($ch, [ CURLOPT_URL => "https://app.way2api.com/api/v1/email/validate", CURLOPT_RETURNTRANSFER => true, CURLOPT_POST => true, CURLOPT_HTTPHEADER => [ "Authorization: Bearer YOUR_API_KEY", "Content-Type: application/json" ], CURLOPT_POSTFIELDS => json_encode([ "email" => "[email protected]" ]) ]); $response = curl_exec($ch); $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE); curl_close($ch); $data = json_decode($response, true); print_r($data);
const response = await fetch("https://app.way2api.com/api/v1/email/validate", { method: "POST", headers: { "Authorization": "Bearer YOUR_API_KEY", "Content-Type": "application/json" }, body: JSON.stringify({ "email": "[email protected]" }) }); if (!response.ok) { throw new Error(`HTTP error: ${response.status}`); } const data = await response.json(); console.log(data);
curl -X POST https://app.way2api.com/api/v1/email/validate \ -H "Authorization: Bearer YOUR_API_KEY" \ -H "Content-Type: application/json" \ -d '{\"email\": \"[email protected]\"}'
$.ajax({ url: "https://app.way2api.com/api/v1/email/validate", type: "POST", contentType: "application/json", headers: { "Authorization": "Bearer YOUR_API_KEY" }, data: JSON.stringify({ "email": "[email protected]" }), success: function(data) { console.log(data); }, error: function(xhr) { console.error(xhr.responseJSON); } });
const { data } = await axios.post( "https://app.way2api.com/api/v1/email/validate", {"email": "[email protected]"}, { headers: { "Authorization": "Bearer YOUR_API_KEY" } } ); console.log(data);
import requests response = requests.post( "https://app.way2api.com/api/v1/email/validate", headers={ "Authorization": "Bearer YOUR_API_KEY", "Content-Type": "application/json" }, json={ "email": "[email protected]" } ) print(response.status_code) print(response.json())
Response Example
200 OK Success Response 
{
    "status": "success",
    "email": "[email protected]",
    "valid": true,
    "mx_found": true,
    "disposable": false,
    "deliverable": true,
    "score": 95,
    "reason": "valid"
}
4xx Error Response 
{
    "status": "error",
    "code": 400,
    "message": "Invalid email address format. Please provide a valid email (e.g. [email protected])."
}
Common Response Codes
Code Meaning
200 OK — Request successful
400 Bad Request — Missing or invalid parameters
401 Unauthorized — Invalid or missing API key
429 Too Many Requests — Rate limit exceeded
500 Server Error — Try again later
Ready to integrate?

Start with free trial API calls. No credit card required.

Get API Key — Free Browse All APIs
Way2API Way2API
Contact Way2API

Login