title: PHP email go to spam
body: <p>I send email in PHP, and it's go to spam.</p>
  
  <p>Here is the code:</p>
  
  <pre><code>$headers = 'From: noreply@nitrobit.net' . "\r\n" .
             'MIME-Version: 1.0' . "\r\n" .
             'Content-type: text/html; charset=utf-8' . "\r\n" .
             'X-Mailer: PHP/' . phpversion();
  mail($to, $subject, $message, $headers);
  </code></pre>
  
  <p>Here is the Headers:</p>
  
  <pre><code>Delivered-To: superdown.me@gmail.com
  Received: by 10.114.185.6 with SMTP id ey6csp45195ldc;
          Sun, 15 Sep 2013 04:01:53 -0700 (PDT)
  X-Received: by 10.180.126.3 with SMTP id mu3mr9155535wib.27.1379242912725;
          Sun, 15 Sep 2013 04:01:52 -0700 (PDT)
  Return-Path: &lt;nitrobit@nitrobit.net&gt;
  Received: from ns3365488.ovh.net ([2001:41d0:a:2c2e::1])
          by mx.google.com with ESMTPS id n7si9138570wja.151.1969.12.31.16.00.00
          (version=TLSv1 cipher=RC4-SHA bits=128/128);
          Sun, 15 Sep 2013 04:01:52 -0700 (PDT)
  Received-SPF: softfail (google.com: domain of transitioning nitrobit@nitrobit.net does not designate 2001:41d0:a:2c2e::1 as permitted sender) client-ip=2001:41d0:a:2c2e::1;
  Authentication-Results: mx.google.com;
         spf=softfail (google.com: domain of transitioning nitrobit@nitrobit.net does not designate 2001:41d0:a:2c2e::1 as permitted sender) smtp.mail=nitrobit@nitrobit.net
  Received: from apache by ns3365488.ovh.net with local (Exim 4.76)
      (envelope-from &lt;nitrobit@nitrobit.net&gt;)
      id 1VLA5V-0002Ck-Po
      for superdown.me@gmail.com; Sun, 15 Sep 2013 13:01:57 +0200
  To: superdown.me@gmail.com
  Subject: NitroBit - סיסמה עבור קנייתך
  X-PHP-Originating-Script: 0:ipn.php
  From: NitroBit noreply@nitrobit.net
  Reply-To: superdown.me@gmail.com
  X-Mailer: PHP/5.3.27MIME-Version: 1.0
  Content-type: text/html; charset=utf-8
  Message-Id: &lt;E1VLA5V-0002Ck-Po@ns3365488.ovh.net&gt;
  Date: Sun, 15 Sep 2013 13:01:57 +0200
  </code></pre>
  
  <p>What did I do wrong?</p>
  
  <p>Thanks, and sorry for my English</p>