What happened to the .tk domain?

Question

Domain name market

I can't open any site c .tk
For example dot.tk issues (Unable to access the site. Unable to find the DNS address of the www.dot.tk server) Everything works
through a proxy .
What's the problem, yesterday everything worked, today you managed to open it once and that's it?
MTS provider

Answer 1

And dot.tk can't either? I can.