normally you see www.thesite.com but now sometimes you see www3. www6. what's up with those?
normally you see www.thesite.com but now sometimes you see www3. www6. what's up with those?
www is just the host's or machine's name just like 'www2' or 'home' could be. It can be anything that is configured in the server. The server might accept e.g. any string you write ([0-9a-z]+).
