66% would indicate that OP may have a device repeatedly trying to resolve a blocked query with no reasonable backoff logic. In my case, a single "smart light"

66% would indicate that OP may have a device repeatedly trying to resolve a blocked query with no reasonable backoff logic. In my case, a single "smart light" in my house hammers iot-auth-global.aliyuncs.com all day, every day. Three other identical lights running the same firmware don't however.