The issue with Google Cloud Global Load balancers returning 502s has been resolved for all affected users as of 13:05 US/Pacific. Google will conduct an internal investigation of this issue and make appropriate improvements to their systems to help prevent or minimize future recurrence.
Posted Jul 17, 2018 - 15:26 CDT
Update
We are continuing to monitor for any further issues.
Posted Jul 17, 2018 - 15:06 CDT
Monitoring
Google Cloud experienced a problem with Google Cloud Global Loadbalancers returning 502s for many services including our services. The issue with Google Cloud Load balancers returning 502s should be resolved for majority of users and we expect a full resolution in the near future. We are monitoring this situation and we will provide another status update by Tuesday, 2018-07-17 14:00 US/Pacific