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Tutorials > PHP > Get Host

 

Get the internet host name or ISP corresponding to a given IP address.

Most people know how to find and display a visitor's IP address. A visitor's ISP can also be found and displayed much like a visitor's IP address.

Code:
------------------------------------------------------------------------
<?php
$hostname = gethostbyaddr($_SERVER['REMOTE_ADDR']);

echo $hostname;
?>
------------------------------------------------------------------------

In action:

2600:1f28:365:80b0:dc0d:d9fa:3f9d:916e