Get notifications when page visited.

insta-tracker.php

<?php
// add ip addresses you don't care about here
$no_mail = array(
	'24.254.148.80',
	'67.145.115.105',
	'207.46.149.50',
);
$url = $_SERVER['SERVER_NAME'] . $_SERVER['REQUEST_URI';
$to_email = 'me@example.com';
if (!in_array($_SERVER['REMOTE_ADDR'], $no_mail)):
	$body = $url . "\n\n". print_r($_SERVER, true);
		$headers = 'From: webmaster@example.com' . "\n" .
	    'Reply-To: webmaster@example.com' . "\n" .
	    'X-Mailer: PHP/' . phpversion() . "\n";
	mail($to_email,
	 	'Email from '. url . $_SERVER['REMOTE_ADDR'],
	 	$body
		, $headers) or die("<!-- error with email -->");
	print "<!-- notification sent -->";
else:
	print "<!-- no notification sent -->";
endif;
?>