Index: skin/common_files/modules/Users_online/stats.tpl
@@ -20,7 +20,7 @@
 
 {foreach from=$statistics item=v}
 <tr>
-  <td bgcolor="#FFFFFF" nowrap="nowrap" valign="top">{if $v.userinfo ne ''}<a href="{$catalogs.admin}/user_modify.php?user={$v.userinfo.id}&amp;usertype=C">{$v.userinfo.firstname} {$v.userinfo.lastname}</a>{if $v.userinfo.status eq 'A'}<br /><i>({$lng.lbl_anonymous_customer})</i>{/if}{else}{$lng.lbl_unregistered_customer}{/if}</td>
+  <td bgcolor="#FFFFFF" nowrap="nowrap" valign="top">{if $v.userinfo ne ''}<a href="{$catalogs.admin}/user_modify.php?user={$v.userinfo.id}&amp;usertype=C">{$v.userinfo.firstname} {$v.userinfo.lastname}</a>{if $v.userinfo.status eq 'A'}<br /><i>({$lng.lbl_anonymous_customer})</i>{/if}{else}{$lng.lbl_unregistered_customer}{/if}<br />IP: <a href="http://private.dnsstuff.com/tools/whois.ch?ip={$v.session_ip}&cache=on" target="_blank">{$v.session_ip}</a></td>
   <td bgcolor="#FFFFFF" nowrap="nowrap" valign="top" align="center">{$v.session_create_date|date_format:$config.Appearance.date_format}<br />{$v.session_create_date|date_format:$config.Appearance.time_format}</td>
   <td bgcolor="#FFFFFF" nowrap="nowrap" valign="top" align="center">{$v.current_date|date_format:$config.Appearance.date_format}<br />{$v.current_date|date_format:$config.Appearance.time_format}</td>
   <td bgcolor="#FFFFFF" valign="top"><a href="{$v.current_url_page}" target="_blank">{$v.display_url_page|amp}</a></td>
Index: modules/Users_online/stats.php
@@ -102,6 +102,7 @@
         : str_replace('http://' . $xcart_http_host, '', $data['current_url_page']);
 
     $rec['session_create_date'] = $data['session_create_date'] + $config["Appearance"]["timezone_offset"];
+    $rec['session_ip'] = $data['session_ip'];
 
     $statistics[] = $rec;
 
Index: postauth.php
@@ -95,7 +95,7 @@
 include $xcart_dir . DIR_CUSTOMER . '/https.php';
 
 if (!empty($active_modules['Users_online'])) {
-
+    x_session_register("session_ip");
     x_session_register('current_url_page');
     x_session_register('current_date');
     x_session_register('session_create_date');
@@ -109,7 +109,7 @@
         $session_create_date = $current_date;
 
     }
-
+    $session_ip = getenv('REMOTE_ADDR');
 }
 
 /**