<?php

$file = file('blocked_senders_THN.txt');

$header     = "From: geefterugdan@gmail.com <geefterugdan@gmail.com>\r\n";
$header .= "Reply-To: geefterugdan@gmail.com\r\n";
$header .= "Abuse-to: geefterugdan@gmail.com\r\n";
$header .= "Envelope-to: geefterugdan@gmail.com\r\n";
$header .= "Return-Receipt-To: geefterugdan@gmail.com\r\n";

foreach($file as $line_num => $line){

    mail($line, 
    'Add me to your spamlist please', 
    'Goeiemoggel, Add me to your spamlist please.', 
    $header);

}

?>