Do you want to know how people get to know who visited their website and from where.

It’s using your IP Address and In PHP this can be captured using a single line code.

ip-address

 

PHP Code

<?php
$ip=getenv('HTTP_CLIENT_IP')?:getenv('HTTP_X_FORWARDED_FOR')?:getenv('HTTP_X_FORWARDED')?:getenv('HTTP_FORWARDED_FOR')?:getenv('HTTP_FORWARDED')?:getenv('REMOTE_ADDR');
echo $ip;
?>

Note: This can’t detect if user using proxy network or not.