REMOTE_ADDR

string(13) "54.167.58.159"

HTTP_X_FORWARDED_FOR

string(28) "54.167.58.159, 54.167.58.159"
array(2) {
  [0]=>
  string(13) "54.167.58.159"
  [1]=>
  string(14) " 54.167.58.159"
}