diff --git a/README.md b/README.md
index 6c753f1..c558801 100644
--- a/README.md
+++ b/README.md
@@ -87,7 +87,7 @@ is thrown. If the database is invalid or corrupt, a
 
 See the API documentation for more details.
 
-### Example ###
+### City Example ###
 
 ```php
 <?php
@@ -118,6 +118,64 @@ print($record->location->longitude . "\n"); // -93.2323
 
 ```
 
+### Connection-Type Example ###
+
+```php
+<?php
+require_once 'vendor/autoload.php';
+use GeoIp2\Database\Reader;
+
+// This creates the Reader object, which should be reused across
+// lookups.
+$reader = new Reader('/usr/local/share/GeoIP/GeoIP2-Connection-Type.mmdb');
+
+$record = $reader->connectionType('128.101.101.101');
+
+print($record->connectionType . "\n"); // 'Corporate'
+print($record->ipAddress . "\n"); // '128.101.101.101'
+
+```
+
+### Domain Example ###
+
+```php
+<?php
+require_once 'vendor/autoload.php';
+use GeoIp2\Database\Reader;
+
+// This creates the Reader object, which should be reused across
+// lookups.
+$reader = new Reader('/usr/local/share/GeoIP/GeoIP2-Domain.mmdb');
+
+$record = $reader->domain('128.101.101.101');
+
+print($record->domain . "\n"); // 'umn.edu'
+print($record->ipAddress . "\n"); // '128.101.101.101'
+
+```
+
+### ISP Example ###
+
+```php
+<?php
+require_once 'vendor/autoload.php';
+use GeoIp2\Database\Reader;
+
+// This creates the Reader object, which should be reused across
+// lookups.
+$reader = new Reader('/usr/local/share/GeoIP/GeoIP2-ISP.mmdb');
+
+$record = $reader->isp('128.101.101.101');
+
+print($record->autonomousSystemNumber . "\n"); // 217
+print($record->autonomousSystemOrganization . "\n"); // 'University of Minnesota'
+print($record->isp . "\n"); // 'University of Minnesota'
+print($record->organization . "\n"); // 'University of Minnesota'
+
+print($record->ipAddress . "\n"); // '128.101.101.101'
+
+```
+
 ## Web Service Client ##
 
 ### Usage ###
diff --git a/composer.json b/composer.json
index a414985..381d883 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
         "php": ">=5.3.1"
     },
     "require-dev": {
-        "phpunit/phpunit": "3.7.*",
+        "phpunit/phpunit": "4.1.*",
         "satooshi/php-coveralls": "dev-master"
     },
     "autoload": {
diff --git a/maxmind-db b/maxmind-db
index f887fec..f538654 160000
--- a/maxmind-db
+++ b/maxmind-db
@@ -1 +1 @@
-Subproject commit f887fec99eabf6d68746e257b894bae854fefc27
+Subproject commit f53865477d361101969853f8d418458fd58cdc74
diff --git a/src/GeoIp2/Database/Reader.php b/src/GeoIp2/Database/Reader.php
index a08b66a..edcca79 100644
--- a/src/GeoIp2/Database/Reader.php
+++ b/src/GeoIp2/Database/Reader.php
@@ -125,7 +125,42 @@ class Reader implements ProviderInterface
         return $this->modelFor('Omni', $ipAddress);
     }
 
+    public function connectionType($ipAddress)
+    {
+        return $this->flatModelFor('ConnectionType', $ipAddress);
+    }
+
+    public function domain($ipAddress)
+    {
+        return $this->flatModelFor('Domain', $ipAddress);
+    }
+
+    public function isp($ipAddress)
+    {
+        return $this->flatModelFor('Isp', $ipAddress);
+    }
+
     private function modelFor($class, $ipAddress)
+    {
+        $record = $this->getRecord($ipAddress);
+
+        $record['traits']['ip_address'] = $ipAddress;
+        $class = "GeoIp2\\Model\\" . $class;
+
+        return new $class($record, $this->locales);
+    }
+
+    private function flatModelFor($class, $ipAddress)
+    {
+        $record = $this->getRecord($ipAddress);
+
+        $record['ip_address'] = $ipAddress;
+        $class = "GeoIp2\\Model\\" . $class;
+
+        return new $class($record);
+    }
+
+    private function getRecord($ipAddress)
     {
         $record = $this->dbReader->get($ipAddress);
         if ($record === null) {
@@ -133,10 +168,7 @@ class Reader implements ProviderInterface
                 "The address $ipAddress is not in the database."
             );
         }
-        $record['traits']['ip_address'] = $ipAddress;
-        $class = "GeoIp2\\Model\\" . $class;
-
-        return new $class($record, $this->locales);
+        return $record;
     }
 
     /**
diff --git a/src/GeoIp2/Model/AbstractModel.php b/src/GeoIp2/Model/AbstractModel.php
new file mode 100644
index 0000000..cd96666
--- /dev/null
+++ b/src/GeoIp2/Model/AbstractModel.php
@@ -0,0 +1,53 @@
+<?php
+
+namespace GeoIp2\Model;
+
+
+/**
+ * @ignore
+ */
+abstract class AbstractModel implements \JsonSerializable
+{
+    protected $raw;
+
+    /**
+     * @ignore
+     */
+    public function __construct($raw)
+    {
+        $this->raw = $raw;
+    }
+
+    /**
+     * @ignore
+     */
+    protected function get($field)
+    {
+        return isset($this->raw[$field]) ? $this->raw[$field] : null;
+    }
+
+    /**
+     * @ignore
+     */
+    public function __get($attr)
+    {
+        if ($attr != "instance" && property_exists($this, $attr)) {
+            return $this->$attr;
+        }
+
+        throw new \RuntimeException("Unknown attribute: $attr");
+    }
+
+    /**
+     * @ignore
+     */
+    public function __isset($attr)
+    {
+        return $attr != "instance" && isset($this->$attr);
+    }
+
+    public function jsonSerialize()
+    {
+        return $this->raw;
+    }
+}
diff --git a/src/GeoIp2/Model/ConnectionType.php b/src/GeoIp2/Model/ConnectionType.php
new file mode 100644
index 0000000..ffc6178
--- /dev/null
+++ b/src/GeoIp2/Model/ConnectionType.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace GeoIp2\Model;
+
+/**
+ * This class provides the GeoIP2 Connection-Type model.
+ *
+ * @property string $connectionType The connection type may take the following
+ *     values: "Dialup", "Cable/DSL", "Corporate", "Cellular". Additional
+ *     values may be added in the future.
+ *
+ * @property string $ipAddress The IP address that the data in the model is
+ *     for.
+ *
+ */
+class ConnectionType extends AbstractModel
+{
+    protected $connectionType;
+    protected $ipAddress;
+
+    /**
+     * @ignore
+     */
+    public function __construct($raw)
+    {
+        parent::__construct($raw);
+
+        $this->connectionType = $this->get('connection_type');
+        $this->ipAddress = $this->get('ip_address');
+    }
+}
diff --git a/src/GeoIp2/Model/Country.php b/src/GeoIp2/Model/Country.php
index c3ba143..2fb75a5 100644
--- a/src/GeoIp2/Model/Country.php
+++ b/src/GeoIp2/Model/Country.php
@@ -3,8 +3,7 @@
 namespace GeoIp2\Model;
 
 /**
- * This class provides a model for the data returned by the GeoIP2 Country
- * end point.
+ * This class provides a model for the data returned by the GeoIP2 Country.
  *
  * The only difference between the City, City/ISP/Org, and Omni model
  * classes is which fields in each record may be populated. See
@@ -33,23 +32,22 @@ namespace GeoIp2\Model;
  * @property \GeoIp2\Record\Traits $traits Data for the traits of the
  * requested IP address.
  */
-class Country implements \JsonSerializable
+class Country extends AbstractModel
 {
-    private $continent;
-    private $country;
-    private $locales;
-    private $maxmind;
-    private $registeredCountry;
-    private $representedCountry;
-    private $traits;
-    private $raw;
+    protected $continent;
+    protected $country;
+    protected $locales;
+    protected $maxmind;
+    protected $registeredCountry;
+    protected $representedCountry;
+    protected $traits;
 
     /**
      * @ignore
      */
     public function __construct($raw, $locales = array('en'))
     {
-        $this->raw = $raw;
+        parent::__construct($raw);
 
         $this->continent = new \GeoIp2\Record\Continent(
             $this->get('continent'),
@@ -72,37 +70,4 @@ class Country implements \JsonSerializable
 
         $this->locales = $locales;
     }
-
-    /**
-     * @ignore
-     */
-    protected function get($field)
-    {
-        return isset($this->raw[$field]) ? $this->raw[$field] : array();
-    }
-
-    /**
-     * @ignore
-     */
-    public function __get($attr)
-    {
-        if ($attr != "instance" && isset($this->$attr)) {
-            return $this->$attr;
-        }
-
-        throw new \RuntimeException("Unknown attribute: $attr");
-    }
-
-    /**
-     * @ignore
-     */
-    public function __isset($attr)
-    {
-        return $attr != "instance" && isset($this->$attr);
-    }
-
-    public function jsonSerialize()
-    {
-        return $this->raw;
-    }
 }
diff --git a/src/GeoIp2/Model/Domain.php b/src/GeoIp2/Model/Domain.php
new file mode 100644
index 0000000..cd55b04
--- /dev/null
+++ b/src/GeoIp2/Model/Domain.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace GeoIp2\Model;
+
+/**
+ * This class provides the GeoIP2 Domain model.
+ *
+ * @property string $domain The second level domain associated with the IP
+ *     address. This will be something like "example.com" or "example.co.uk",
+ *     not "foo.example.com".
+ *
+ * @property string $ipAddress The IP address that the data in the model is
+ *     for.
+ *
+ */
+class Domain extends AbstractModel
+{
+    protected $domain;
+    protected $ipAddress;
+
+    /**
+     * @ignore
+     */
+    public function __construct($raw)
+    {
+        parent::__construct($raw);
+
+        $this->domain = $this->get('domain');
+        $this->ipAddress = $this->get('ip_address');
+    }
+}
diff --git a/src/GeoIp2/Model/Isp.php b/src/GeoIp2/Model/Isp.php
new file mode 100644
index 0000000..30015db
--- /dev/null
+++ b/src/GeoIp2/Model/Isp.php
@@ -0,0 +1,45 @@
+<?php
+
+namespace GeoIp2\Model;
+
+/**
+ * This class provides the GeoIP2 Connection-Type model.
+ *
+ * @property integer $autonomousSystemNumber The autonomous system number
+ *     associated with the IP address.
+ *
+ * @property string $autonomousSystemOrganization The organization associated
+ *     with the registered autonomous system number for the IP address.
+ *
+ * @property string $isp The name of the ISP associated with the IP address.
+ *
+ * @property string $organization The name of the organization associated with
+ *     the IP address.
+ *
+ * @property string $ipAddress The IP address that the data in the model is
+ *     for.
+ *
+ */
+class Isp extends AbstractModel
+{
+    protected $autonomousSystemNumber;
+    protected $autonomousSystemOrganization;
+    protected $isp;
+    protected $organization;
+    protected $ipAddress;
+
+    /**
+     * @ignore
+     */
+    public function __construct($raw)
+    {
+        parent::__construct($raw);
+        $this->autonomousSystemNumber = $this->get('autonomous_system_number');
+        $this->autonomousSystemOrganization =
+            $this->get('autonomous_system_organization');
+        $this->isp = $this->get('isp');
+        $this->organization = $this->get('organization');
+
+        $this->ipAddress = $this->get('ip_address');
+    }
+}
diff --git a/src/GeoIp2/Record/AbstractRecord.php b/src/GeoIp2/Record/AbstractRecord.php
index 7210aff..b81bfea 100644
--- a/src/GeoIp2/Record/AbstractRecord.php
+++ b/src/GeoIp2/Record/AbstractRecord.php
@@ -11,7 +11,7 @@ abstract class AbstractRecord implements \JsonSerializable
      */
     public function __construct($record)
     {
-        $this->record = $record;
+        $this->record = isset($record) ? $record : array();
     }
 
     /**
diff --git a/tests/GeoIp2/Test/Database/ReaderTest.php b/tests/GeoIp2/Test/Database/ReaderTest.php
index 1b72092..476abb3 100644
--- a/tests/GeoIp2/Test/Database/ReaderTest.php
+++ b/tests/GeoIp2/Test/Database/ReaderTest.php
@@ -71,6 +71,47 @@ class ReaderTest extends \PHPUnit_Framework_TestCase
         $reader->close();
     }
 
+    public function testConnectionType()
+    {
+        $reader = new Reader('maxmind-db/test-data/GeoIP2-Connection-Type-Test.mmdb');
+        $ipAddress = '1.0.1.0';
+
+        $record = $reader->connectionType($ipAddress);
+        $this->assertEquals('Cable/DSL', $record->connectionType);
+        $this->assertEquals($ipAddress, $record->ipAddress);
+        $reader->close();
+    }
+
+    public function testDomain()
+    {
+        $reader = new Reader('maxmind-db/test-data/GeoIP2-Domain-Test.mmdb');
+
+        $ipAddress = '1.2.0.0';
+        $record = $reader->domain($ipAddress);
+        $this->assertEquals('maxmind.com', $record->domain);
+        $this->assertEquals($ipAddress, $record->ipAddress);
+        $reader->close();
+    }
+
+    public function testIsp()
+    {
+        $reader = new Reader('maxmind-db/test-data/GeoIP2-ISP-Test.mmdb');
+
+        $ipAddress = '1.128.0.0';
+        $record = $reader->isp($ipAddress);
+        $this->assertEquals(1221, $record->autonomousSystemNumber);
+        $this->assertEquals(
+            'Telstra Pty Ltd',
+            $record->autonomousSystemOrganization
+        );
+
+        $this->assertEquals('Telstra Internet', $record->isp);
+        $this->assertEquals('Telstra Internet', $record->organization);
+
+        $this->assertEquals($ipAddress, $record->ipAddress);
+        $reader->close();
+    }
+
     public function checkAllMethods($testCb)
     {
         foreach (array('city', 'cityIspOrg', 'country', 'omni') as $method) {