Freelance PHP programmer India | Freelance web developer india | Web development India | web developer CV india | Compiling PHP and Apache 2 from source on Linux
Network Functions
PHP Manual

gethostbyaddr

(PHP 4, PHP 5)

gethostbyaddr Get the Internet host name corresponding to a given IP address

Description

string gethostbyaddr ( string $ip_address )

Returns the host name of the Internet host specified by ip_address .

Parameters

ip_address

The host IP address.

Return Values

Returns the host name or the unmodified ip_address on failure.

Examples

Example #1 A simple gethostbyaddr() example

<?php
$hostname 
gethostbyaddr($_SERVER['REMOTE_ADDR']);

echo 
$hostname;
?>

See Also


Network Functions
PHP Manual