I was able to reproduce the results quite easily by adding overrides to the socket connectors in the / etc / hosts file
127.1.1.1 s-usc1c-nss-215.firebaseio.com
127.1.1.1 s-usc1c-nss-222.firebaseio.com
You can pull this location from your WS network tab in chrome to see what needs to be rewritten
