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## Bugs
-When reloading, we keep the handler running, meaning that any changes to the handler's address
-aren't picked up. You'll need to restart CoreDNS for that to happen.
+When reloading, the Prometheus handler is stopped before the new server instance is started.
+If that new server fails to start, then the initial server instance is still available and DNS queries still served,
+but Prometheus handler stays down.
+Prometheus will not reply HTTP request until a successful reload or a complete restart of CoreDNS.