I have just got it now. I had a web page about Temper Monkey before updating it and now that. And why Katfile links only?
It's probably just a glitch in the matrix. If it keeps happening then maybe you have blocked something in Javacripst that you shouldn't
Inside a post page you have the Hosts box located on the bottom left where you can specify which file host you want to parse: If anyone needs this userscript, use the following script with Tampermonkey/Violentmonkey: https://greasyfork.org/en/scripts/509326-audioz-utils