PostgreSQL Manager Can't Download

I Cant download PostgreSQL Manager, the error result is "Failed estable new connection"

Hello, if it is a network problem, I suggest you check whether the server network can connect to our node.

curl -v https://brandnew.aapanel.com
ping brandnew.aapanel.com -c 5
ping google.com -c 5
curl -v http://brandnew.aapanel.com