{"id":"lb-http-probe-restricted-ports","text":"HTTP health probes cannot use ports 19, 21, 25, 70, 110, 119, 143, 220, or 993.","truth_value":"IN","source":"entries/2026/03/11/lb-health-probes.md","source_url":"","source_hash":"82e6e26ca0d1378d","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"lb-http-probe-restricted-ports","truth_value":"IN","reason":"premise"}]}}