How to create reverse traceroute page on your website using PHP

<?php
$result = exec('traceroute ' . $_SERVER["REMOTE_ADDR"], $lines);
echo '<h1>Your IP is ' . $_SERVER["REMOTE_ADDR"] . '</h1>';
echo '<pre>';
foreach ($lines as $n => $line) {
	if ($n) echo '<br />';
	echo $line;
}
echo '</pre>';
echo '<p>-end-</p>';

Here’s how the resulting page looks like: reverse-traceroute.php

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