PHP GeoIP

if(!isset($host) or empty($host)) { $host = $_SERVER['REMOTE_ADDR']; }
                                            $row = unserialize(file_get_contents("http://www.geoplugin.net/php.gp?ip=".$host));
                                            echo('<div class="alert alert-info">'.
                                                    '<b>IP Address: </b>'.$row['geoplugin_request'].'<br />'.
                                                    '<b>City: </b>'.$row['geoplugin_city'].'<br />'.
                                                    '<b>State/Providence: </b>'.$row['geoplugin_regionName'].'<br />'.
                                                    '<b>Area Code: </b>'.$row['geoplugin_areaCode'].'<br />'.
                                                    '<b>Country: </b>'.$row['geoplugin_countryName'].'<br />'.
                                                    '<b>Latitude: </b>'.$row['geoplugin_latitude'].'<br />'.
                                                    '<b>Longitude: </b>'.$row['geoplugin_longitude'].'<br />'.
                                                    '<b>Currency Code: </b>'.$row['geoplugin_currencyCode'].'</div>'
                                                );
                                        }