Reading the statuses:UP = the page loaded and the expected content matched.
PROTECTED = the service is alive behind a bot challenge (Cloudflare, DDoS-Guard, DiamWall); origin reachable, content not verified.
COLLECTING = new domain with too little data; excluded from group health.
DEGRADED = one recent check failed, or a group has only some members down.
DOWN = repeated failures or timeouts.
UNKNOWN = no recent data.