Earlier quoted context omitted.
You're absolutely right, this website works fine unless you deliberately disable it.
Websites, especially blogs, should work fine without javascript. There's no reason whatsoever to require javascript for a user to read a few paragraphs.
It's up to the website owner to determine what the minimum requirements for their site are, and they chose to require Javascript. Judging by the fact that Axios is still up and running, they don't seem to mind their decision.