Checking header with the help of browser developer tools
Firefox
you can start the built in developer tools of the Firefox by using the option of ctrl+ shift+ I. You can utilize time by pressing ctrl+ shift + Q; this will help in taking you direct to the network pool. The collection of the data will begins when you press F5. When you are having some output, you can view the HTTP Headers by simply clicking on the name of the object. For knowing the formatted cooking information, click on the cookies tab. When you browse to the new page, the current data is cleared by the page. The version of the HTTP can be only viewed by making the use of the console tab.
Chrome
start the built in developer tool for the Chrome with the use of the Ctrl+ Shift+ I. You cannot have any option to directly open them, but you can do by pressing the Ctrl+ [or [Ctrl] +] for moving between tool tables. The collection of the data is done by pressing the F5 button. For getting the formatted cookies information, click on the cookies tab.
Internet Explorer
By pressing the F12, you can launch the built in developer tools of the internet explorer. The network tool is opened by pressing Ctrl + 4. The data is collected by using the F5.