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gethostbyaddr

(PHP 3, PHP 4 )

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 or a string containing the unmodified ip_address on failure.

Example 1. A simple gethostbyaddr() example
<?php $hostname = gethostbyaddr($_SERVER['REMOTE_ADDR']); print $hostname; ?>

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