You are following a Gemini link to another server
You can't access all the Geminispace with this proxy. If you want to follow this link, you have to install ans use a Gemini client.
You asked to follow :
gemini://sinumade.polluxnrko5evevpgom4cucif4rpgcde3kqs2ydnxzfcusvdqexp7xyd.onion/