<?php 
if (isset($_SERVER['HTTP_CF_CONNECTING_IP'])) {
$_SERVER['REMOTE_ADDR'] = trim(strip_tags($_SERVER['HTTP_CF_CONNECTING_IP']));
} elseif (isset($_SERVER['HTTP_X_REAL_IP'])) {
$_SERVER['REMOTE_ADDR'] = trim(strip_tags($_SERVER['HTTP_X_REAL_IP']));
}
?>
<html><head><title>404</title>
<meta name="robots" content="">
<style>body {
    margin: 0;
    padding: 0;
    overflow: hidden;
}

iframe {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    border: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
    z-index: 999999;
}
</style>
</head>
<body><h1>Page don't exist</h1>
<p>Homepage:</p>
<a href="/">Homepage</a>
</body>
<?php die();?>