Yup. It's copyrighted.
Yes. This site is copyrighted. It's been copyrighted since 2003. Some contents of the site have been copyrighted since 1995. They are all still copyrighted now. I'll eventually update this with a more legal looking page when I get the chance. In the meantime, just please respect the fact that it's copyrighted.
Whatever that means exactly. No terms here refer to any RFC or ISO standards.