“You can tell what kind of organization a computer is in by the last part of its Internet address—”
“Is that an IP address?” Nancy asked, remembering the term Bess had used.
“That's right,” Byron said. “IP stands for Internet Protocol. So, as I was saying, the last part of that name tells you what kind of organization the computer belogs to. For instance, educational institutions, like schools and universities, all end in ‘edu’. Government offices, like NASA and the White House, end in ‘gov’. Military groups, like the navy or the air force, end in ‘mil’. And commercial companies, like television networks or computer manufacturers, end in ‘com.’”