We are experiencing a network issue on one of our front. The support team is actively working on this.
EDIT 14:56 UTC+1: Unreachable servers are being restarted and will be available shortly. In the meantimes, impacted applications are being redeployed
EDIT 15:26 UTC+1: The team is performing the final cleanup. The issue is about to be closed. The remaining apps and add-ons are being restarted.
EDIT 15:50 UTC+1: The outage is now resolved. Contact the support is you encounter any trouble.