What is a HTTP request an how does it look like?

The HTTP request is the message that is sent from the browser to the web server. The web server accepts the request and responds with the response.

The HTTP request contains the following:

• Address
  • URL address of the document (web page) that is to be downloaded
  • Method
  • Version of HTTP protocol to be used for the communication
• Headers (cookies, authentication, compression, browser identifier ...)
• Body with data

GET / HTTP/1.1
Host: www.bettercoder.io
Connection: keep-alive
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.99 Safari/537.36
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8
Accept-Encoding: gzip, deflate, br
Accept-Language: en-US,en;q=0.9
Cookie: _ga=GA1.2.329801189.1515987465; ai_user=4mHmF|2018-02-18T23:24:12.252Z;