REMOTE_ADDR

string(14) "54.160.131.144"

HTTP_X_FORWARDED_FOR

string(30) "54.160.131.144, 54.160.131.144"
array(2) {
  [0]=>
  string(14) "54.160.131.144"
  [1]=>
  string(15) " 54.160.131.144"
}