NZBGeek getting 500 errors - anyone else?

Radarr is giving the following

Unable to connect to indexer, indexer's server is unavailable. Try again later. HTTP request failed: [500:InternalServerError] [GET] at [https://api.nzbgeek.info/api?t=movie&cat=2000,2010,2020,2030,2040,2045,2050,2060&extended=1&apikey=XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX&offset=0&limit=100

Their main web page is returning a Cloudflare 522 error.