diff --git a/Access_Core.php b/Access_Core.php
index 51b489a..d3af8c3 100644
--- a/Access_Core.php
+++ b/Access_Core.php
@@ -84,6 +84,23 @@ class Access_Core
                 break;
         }
         $this->logs['list'] = $this->db->fetchAll($query);
+        foreach ($this->logs['list'] as &$row) {
+            $ua = new Access_UA($row['ua']);
+            if ($ua->isRobot()) {
+                $name = $ua->getRobotID();
+                $version = $ua->getRobotVersion();
+            } else {
+                $name = $ua->getBrowserName();
+                $version = $ua->getBrowserVersion();
+            }
+            if ($name == '') {
+                $row['display_name'] = _t('未知');
+            } elseif ($version == '') {
+                $row['display_name'] = $name;
+            } else {
+                $row['display_name'] = $name . ' / ' . $version;
+            }
+        }
 
         $this->htmlEncode($this->logs['list']);
 
diff --git a/Access_UA.php b/Access_UA.php
index 9daa84f..051828e 100644
--- a/Access_UA.php
+++ b/Access_UA.php
@@ -102,14 +102,14 @@ class Access_UA
     {
         if ($this->robotID === null) {
             if (!empty($this->ua)) {
-                if (preg_match('#([a-zA-Z0-9]+(?:bot|spider))[ /]*([0-9.]*)#i', $this->ua, $matches)) {
+                if (preg_match('#([a-zA-Z0-9]+\s*(?:bot|spider))[ /]*([0-9.]*)#i', $this->ua, $matches)) {
                     $this->robotID = $this->robotName = $matches[1];
                     $this->robotVersion = $matches[2];
                 }
                 foreach (self::$robots as $val) {
                     if (strpos($this->ual, $this->filter($val)) !== false) {
                         $this->robotID = $this->robotName = $val;
-                        $this->robotVersion = $val;
+                        $this->robotVersion = '';
                     }
                 }
             }
@@ -117,7 +117,7 @@ class Access_UA
             if ($this->robotName    == null) $this->robotName    = '';
             if ($this->robotVersion == null) $this->robotVersion = '';
         }
-        return $this->robotID !== '' || $this->robotName !== '';
+        return $this->robotID !== '';
     }
 
     /**
@@ -189,7 +189,7 @@ class Access_UA
                 $this->osVersion = '';
             } else {
                 $this->osID = '';
-                $this->osName = '未知';
+                $this->osName = '';
                 $this->osVersion = '';
             }
         }
@@ -285,7 +285,7 @@ class Access_UA
                 $this->browserVersion = $matches[2];
             } else {
                 $this->browserID = '';
-                $this->browserName = '未知';
+                $this->browserName = '';
                 $this->browserVersion = '';
             }
         }
diff --git a/page/console.php b/page/console.php
index 8afc7b1..b6cf490 100644
--- a/page/console.php
+++ b/page/console.php
@@ -77,7 +77,7 @@ $access = new Access_Core();
                             <tr id="<?php echo $log['id']; ?>" data-id="<?php echo $log['id']; ?>">
                                 <td><input type="checkbox" data-id="<?php echo $log['id']; ?>" value="<?php echo $log['id']; ?>" name="id[]"/></td>
                                 <td><a target="_blank" href="<?php echo str_replace("%23", "#", $log['url']); ?>"><?php echo urldecode(str_replace("%23", "#", $log['url'])); ?></a></td>
-                                <td><a data-action="ua" href="#" title="<?php echo $log['ua'];?>"><?php echo $access->ua->getBrowserName() . ' / ' . $access->ua->getBrowserVersion(); ?></a></td>
+                                <td><a data-action="ua" href="#" title="<?php echo $log['ua'];?>"><?php echo $log['display_name']; ?></a></td>
                                 <td><a data-action="ip" data-ip="<?php echo long2ip($log['ip']); ?>" href="#"><?php echo long2ip($log['ip']); ?></a></td>
                                 <td><a target="_blank" data-action="referer" href="<?php echo $log['referer']; ?>"><?php echo $log['referer']; ?></a></td>
                                 <td><?php echo date('Y-m-d H:i:s',$log['time']); ?></td>