{"source":"semconv","version":"1.44.0","attribute":{"id":"k8s.pod.hostname","type":"string","stability":"stable","brief":"Specifies the hostname of the Pod.","note":"The K8s Pod spec has an optional hostname field, which can be used to specify a hostname.\nRefer to [K8s docs](https://kubernetes.io/docs/concepts/services-networking/dns-pod-service/#pod-hostname-and-subdomain-field)\nfor more information about this field.\n\nThis attribute aligns with the `hostname` field of the\n[K8s PodSpec](https://kubernetes.io/docs/reference/generated/kubernetes-api/v1.34/#podspec-v1-core).","examples":["collector-gateway"],"namespace":"k8s","definedIn":"model/k8s/registry.yaml","usedBy":[{"groupId":"entity.k8s.pod","groupType":"entity","signalName":"k8s.pod","requirementLevel":"opt_in"}]},"history":[{"version":"1.39.0","publishedAt":"2026-01-12T22:11:41Z","kind":"first-seen","detail":"Added as alpha.","severity":"informational"},{"version":"1.40.0","publishedAt":"2026-02-19T17:50:21Z","kind":"stability-changed","detail":"Stability label respelled from alpha to beta.","severity":"informational"},{"version":"1.41.0","publishedAt":"2026-04-28T04:57:50Z","kind":"stability-changed","detail":"Promoted to release_candidate.","severity":"notable"},{"version":"1.42.0","publishedAt":"2026-06-12T21:03:17Z","kind":"stability-changed","detail":"Promoted to stable.","severity":"notable"}],"replaces":[]}