php-mailgun-validation

Validate email address with Mailgun's validation service (Syntax checks, DNS validation, MX validation)
You can view Mailgun's blog post about the service here: http://blog.mailgun.com/free-email-validation-api-for-web-forms/
An API key is required to use this library, it can be obtained for free from mailgun's site after signup:
https://mailgun.com/app/account/security

The service is free, however fair usage limits do apply (detailed in the post linked above).

Installing using Composer

You can install this package using composer:

composer require overint/php-mailgun-validation

Example Use Case

<?php
require 'vendor\autoload.php';
use overint\MailgunValidator;

$validator = new MailgunValidator('your-mailgun-public-key');

echo var_dump($validator->validate('test@example.com')); //bool(false)
echo var_dump($validator->validate('someuser@gmail.com')); //bool(true)
echo var_dump($validator->validate('someuser@hotmail.com')); //bool(true)
echo var_dump($validator->validate('someuser@aol.com')); //bool(true)
echo var_dump($validator->validate('misformed@domain')); //bool(false)
echo var_dump($validator->validate('invalid@anonexistingdomain.com')); //bool(false)

echo var_dump($validator->validateExtended('someuser@ymail.com'));

//      object(stdClass)#2 (4) {
//        ["address"]=>
//        string(19) "someuser@ymail.com"
//        ["did_you_mean"]=>
//        NULL
//        ["is_valid"]=>
//        bool(true)
//        ["parts"]=>
//        object(stdClass)#4 (3) {
//          ["display_name"]=>
//          NULL
//          ["domain"]=>
//          string(10) "ymail.com"
//          ["local_part"]=>
//          string(8) "someuser"
//        }
//      }