Aug 31, 13:32 UTC
Resolved - We have confirmed we're no longer seeing 530 errors as of 12:22 UTC.
Aug 31, 12:19 UTC
Monitoring - We have disabled the offending configuration and are monitoring the result. Search and download counts are now responding correctly.
Aug 31, 11:55 UTC
Investigating - We are currently investigating increased 530 error rates due to a DNS misconfiguration. Search and download counts are currently down.