[yoz-y]

Can you actually still get .su domains?

[Y_Y]

Absolutely. The Soviet Union may be dormant, but they'll happily give you a domain, presumably it's possible to have a website that's relevant to it after its supposed demise.

It's also in "de facto" use by the CIS[0] successor organisation.

[0] https://en.wikipedia.org/wiki/Commonwealth_of_Independent_St...