(PECL geoip >= 0.2.0)
geoip_id_by_name — Get the Internet connection type
$hostname
   )The geoip_id_by_name() function will return the Internet connection type corresponding to a hostname or an IP address.
The return value is numeric and can be compared to the following constants:
hostnameThe hostname or IP address whose connection type is to be looked-up.
Returns the connection type.
Example #1 A geoip_id_by_name() example
This will output the connection type of the host example.com.
<?php
$netspeed = geoip_id_by_name('www.example.com');
echo 'The connection type is ';
switch ($netspeed) {
    case GEOIP_DIALUP_SPEED:
        echo 'dial-up';
        break;
    case GEOIP_CABLEDSL_SPEED:
        echo 'cable or DSL';
        break;
    case GEOIP_CORPORATE_SPEED:
        echo 'corporate';
        break;
    case GEOIP_UNKNOWN_SPEED:
    default:
        echo 'unknown';
}
?>
The above example will output:
The connection type is corporate