Turn off your computer, wait 10 minutes, turn it back on. Open your browser, and go to the website. If it is still not working, I would assume that this is not a problem with your computer, but the network was not loaded properly, and should be fixed with some patience. In the mean time, you may have the day off.
That if something happens such as some one gets cancer you can pay for it or if you lose your job you can still have time to react and get a new job
For most usb devices, power is supplied via the port.
I guess the correct answer is class C network.
In IPv4 addressing, an IP address whose first octet is in the range of 192–223 belongs to a class C network.