REMOTE_ADDR

string(12) "50.16.68.229"

HTTP_X_FORWARDED_FOR

string(26) "50.16.68.229, 50.16.68.229"
array(2) {
  [0]=>
  string(12) "50.16.68.229"
  [1]=>
  string(13) " 50.16.68.229"
}