Platform.sh regions reach the outside through a limited number of IP addresses.
European region (eu.platform.sh):
North American region (us.platform.sh):
These IP addresses are stable, but not guaranteed to never change. Prior to any future change, all affected customers will receive ample warning.
If you have a corporate firewall that blocks outgoing SSH connections, you can add our IP addresses for inbound traffic below to your whitelist.
European region (gw.eu.platform.sh):
North American region (gw.us.platform.sh):
These IP addresses are stable, but not guaranteed to never change.