In fact, 168.28.193.12 is 10101000.00011100. In the whole world of the Internet there can be no more than 127 Class A networks. There can be up to 16,384 Class B networks. The Internet can contain up to 2,097,152 Class C networks. These are analogous to TV channels and can be reserved in advance for use.
Some organizations have channels that they can use all the time.
IP version 4 addresses are divided into four fields, the strings of numbers separated by periods. So, since 168.28.193.12 is the same as binary 10101000.00011100. To see whether you have a USB, look for two small, rectangular black ports one above the other, probably on the back of your computer.