geoip_asnum_by_name
(PECL geoip >= 1.1.0)
geoip_asnum_by_name — Get the Autonomous System Numbers (ASN)
説明
string geoip_asnum_by_name
( string
$hostname
)The geoip_asnum_by_name() function will return the Autonomous System Numbers (ASN) associated with an IP address.
パラメータ
-
hostname -
The hostname or IP address.
返り値
Returns the ASN on success, or FALSE if the address
cannot be found in the database.
例
例1 A geoip_asnum_by_name() example
This will output the ASN of the host www.example.com.
<?php
$asn = geoip_asnum_by_name('www.example.com');
if ($asn) {
echo 'The ASN is: ' $asn;
}
?>
上の例の出力は以下となります。
The ASN is: AS15133 EdgeCast Networks, Inc
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