list-sites with only_unregistered: true.get-site-report with registration: unregistered.find-tag-usage for each tag (the plugin’s provider string appears in get-site-report).rescan-site, then poll list-sites or get-site-report until sweep_in_progress is false.Registry and content data come from each site’s last capture and sweep, not a live read, so check the scan timestamps when results look stale. All times are GMT.