Trying to load beta.spacedock.info produces this:

[Fri May 01 18:08:47.763683 2020] [proxy:error] [pid 14998:tid 139635963393792] (111)Connection refused: AH00957: HTTP: attempt to connect to 127.0.0.1:8004 (127.0.0.1) failed
[Fri May 01 18:08:47.763721 2020] [proxy:error] [pid 14998:tid 139635963393792] AH00959: ap_proxy_connect_backend disabling worker for (127.0.0.1) for 60s
[Fri May 01 18:08:47.763724 2020] [proxy_http:error] [pid 14998:tid 139635963393792] [client 10.150.1.9:47738] AH01114: HTTP: failed to make connection to backend: 127.0.0.1, referer: https://beta.spacedock.info/

I don't know what that's about.