Possible to get HTTP headers?

function onPageRequest(req, res) {

	var a = url.parse(req.url, true);
	console.log(a);

  console.log(req.headers);
  console.log(req.method);

headers:

{
  "Host": "192.168.1.13",
  "Connection": "keep-alive",
  "Cache-Control": "max-age=0",
  "Upgrade-Insecure-Requests": "1",
  "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.96 Safari/537.36",
  "Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8",
  "Accept-Encoding": "gzip, deflate, sdch",
  "Accept-Language": "en-GB,en-US;q=0.8,en;q=0.6"
 }