Get the Internet Service Provider (ISP) name

geoip_id_by_name
geoip_org_by_name
GeoIP Functions
PHP Manual

# geoip_isp_by_name

(PECL geoip >= 1.0.2)

geoip_isp_by_name — Get the Internet Service Provider (ISP) name

### Description

string geoip_isp_by_name ( string `$hostname` )

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.

### Parameters

`hostname`

  The hostname or IP address.

### Return Values

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

### Examples

Example #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;
}
?>`

The above example will output:

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

geoip_id_by_name
geoip_org_by_name
GeoIP Functions
PHP Manual