title: Php mail not Send sometimes
body: <p>here is my php code to send email.</p>
  
  <pre><code>  &lt;?php
  
         class mailer {
         public function send_request_mail($to, $msg) {
         $from="abcd@xyz.com";
         $headers = 'MIME-Version: 1.0' . "\r\n".'Content-type: text/html; charset=iso-8859-1' . "\r\n".'From: ' . $from . "\r\n" . 'Reply-To: ' . $from . "\r\n" . 'X-Mailer: PHP/' . phpversion ();
         $message = "ip 192.168.0.9:9035";
         $subject = "subject";
         mail ( $to, $subject, $message, $headers );
  
               }
         }
  
  $mail=new mailer();
  
  $mail-&gt;send_request_mail("abcd@xyz.com", "msg");
  ?&gt;
  </code></pre>
  
  <p>sometimes its works(for some messages).when i try to send an ip address like above,it fails.help me</p>