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Revision: 41366
at February 17, 2011 02:50 by sadus
Initial Code 
function checkEmail($email) {
    if(preg_match("/^([a-zA-Z0-9])+([a-zA-Z0-9\._-])*@([a-zA-Z0-9_-])+([a-zA-Z0-9\._-]+)+$/", $email)){
        list($username,$domain)=split('@',$email);
        if(!checkdnsrr($domain,'MX')) {
            return false;
        }
        else {
            return true;
        }
    }
}
Initial URL 

                                

                                                            

                                    

                                        

                                        Initial Description
                                        

                                    

                                    
found this somewhere online...not the author, but works like a charm

                                

                                                            

                                    

                                        

                                        Initial Title
                                        

                                    

                                    
Email validation with MX check

                                

                                                            

                                    

                                        

                                        Initial Tags
                                        

                                    

                                    
email

                                

                                                            

                                    

                                        

                                        Initial Language
                                        

                                    

                                    
PHP