I am getting an error i cannot resolve i'm wondering why....

events.js:160                                                                                                   
      throw er; // Unhandled 'error' event                                                                      
      ^                                                                                                         

Error: getaddrinfo ENOTFOUND teamtreehouse teamtreehouse:443                                                    
    at errnoException (dns.js:28:10)                                                                            
    at GetAddrInfoReqWrap.onlookup [as oncomplete] (dns.js:76:26) 

const https = require(`https`);
const username = `rbabka`;
// Function to pint message to console
function printMessage(username, badgeCount, points) {
  const message = `${username} has ${badgeCount} total badge(s) and ${points} points in JavaScript.`;
  console.log(message);
}

// Connect to the API URL (https://teamtreehouse.com/username.json/)
 const request = https.get(`https://teamtreehouse/${username}.json`, response => {

                          console.dir(request.statusCode);                           
                              // Read the data
                              // Parse the data
                              // Print the data


                            });