When do host naming rules apply in Dynatrace?

Host naming rules in Dynatrace apply to all active and online detected hosts. This is crucial because these rules define how hosts are identified and represented within the Dynatrace environment, ensuring consistency and clarity in monitoring and reporting.

When a host is detected by Dynatrace, the naming rules are applied to create a meaningful and recognizable name based on various attributes, such as the host's configuration, environment, or other parameters. Applying the host naming rules universally to all active and online hosts allows for efficient management and tracking of resources across the entire monitored infrastructure. This facilitates faster troubleshooting and better visibility into performance metrics.

The other options limit the context of when these naming rules would apply, which does not align with the broader operational capability of Dynatrace in monitoring diverse environments. Host naming rules are foundational for maintaining order in the monitoring landscape by applying to every active host detected by the system regardless of their type or the installation status.