{"id":"lb-probe-source-ip-168-63-129-16","text":"All IPv4 health probes originate from source IP 168.63.129.16; IPv6 probes use link-local address fe80::1234:5678:9abc.","truth_value":"IN","source":"entries/2026/03/10/lb-health-probes.md","source_url":"","source_hash":"e30e33d0860ed87f","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"lb-probe-source-ip-168-63-129-16","truth_value":"IN","reason":"premise"}]}}