(PECL geoip >= 1.1.0)
geoip_domain_by_name — Get the second level domain name
$hostname
)The geoip_domain_by_name() function will return the second level domain names associated with a hostname or an IP address.
This function is currently only available to users who have bought a commercial GeoIP Domain Edition. A warning will be issued if the proper database cannot be located.
hostnameThe hostname or IP address.
Returns the domain name on success, or FALSE if the address
cannot be found in the database.
Example #1 A geoip_domain_by_name() example
This will output the domain associated with IP 61.106.139.1.
<?php
$domain = geoip_domain_by_name('61.106.139.1');
if ($domain) {
echo 'The domain is: '. $domain;
}
?>
以上例程会输出：
The domain is: von.co.kr