geoip_asnum_by_name(3) php man page | unix.com

GEOIP_ASNUM_BY_NAME(3)							 1						    GEOIP_ASNUM_BY_NAME(3)

geoip_asnum_by_name - Get the Autonomous System Numbers (ASN)

SYNOPSIS
       string geoip_asnum_by_name (string  $hostname)

DESCRIPTION
	The geoip_asnum_by_name(3) function will return the Autonomous System Numbers (ASN) associated with an IP address.

PARAMETERS
	      o $hostname
		- The hostname or IP address.

RETURN VALUES
	Returns the ASN on success, or FALSE if the address cannot be found in the database.

EXAMPLES
       Example #1

	      A geoip_asnum_by_name(3) 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;
	      }
	      ?>

	      The above example will output:

	      The ASN is: AS15133 EdgeCast Networks, Inc

PHP Documentation Group 												    GEOIP_ASNUM_BY_NAME(3)