Development servers can't receive socket heartbeat response

[felipelincoln]

Our staging and homologation servers can't maintain a connected socket as it keeps remounting it on every heartbeat.

http://stg.branchpage.com
http://hml.branchpage.com

This behaviour doesn't happen on localhost neither on the production server.

[felipelincoln]

Already tried:

1. Scale apps to hobby
2. Disable check_origin