array ( 0 => 'index.php', 1 => 'PHP Manual', ), 'head' => array ( 0 => 'UTF-8', 1 => 'de', ), 'this' => array ( 0 => 'function.geoip-isp-by-name.php', 1 => 'geoip_isp_by_name', 2 => 'Get the Internet Service Provider (ISP) name', ), 'up' => array ( 0 => 'ref.geoip.php', 1 => 'GeoIP Funktionen', ), 'prev' => array ( 0 => 'function.geoip-id-by-name.php', 1 => 'geoip_id_by_name', ), 'next' => array ( 0 => 'function.geoip-netspeedcell-by-name.php', 1 => 'geoip_netspeedcell_by_name', ), 'alternatives' => array ( ), 'source' => array ( 'lang' => 'en', 'path' => 'reference/geoip/functions/geoip-isp-by-name.xml', ), 'history' => array ( ), ); $setup["toc"] = $TOC; $setup["toc_deprecated"] = $TOC_DEPRECATED; $setup["parents"] = $PARENTS; manual_setup($setup); contributors($setup); ?>

geoip_isp_by_name

(PECL geoip >= 1.0.2)

geoip_isp_by_name — Get the Internet Service Provider (ISP) name

Beschreibung

geoip_isp_by_name(string $hostname): string

The geoip_isp_by_name() function will return the name of the Internet Service Provider (ISP) that an IP is assigned to.

This function is currently only available to users who have bought a commercial GeoIP ISP Edition. A warning will be issued if the proper database cannot be located.

Parameter-Liste

hostname

The hostname or IP address.

Rückgabewerte

Returns the ISP name on success, or false if the address cannot be found in the database.

Beispiele

Beispiel #1 A geoip_isp_by_name() example

This will print the ISP name of host example.com.

<?php
$isp = geoip_isp_by_name('www.example.com');
if ($isp) {
echo 'This host IP is from ISP: ' . $isp;
}
?>

Das oben gezeigte Beispiel erzeugt folgende Ausgabe:

This host IP is from ISP: ICANN c/o Internet Assigned Numbers Authority