{"source":"semconv","version":"1.44.0","attribute":{"id":"k8s.service.endpoint.zone","type":"string","stability":"development","brief":"The zone of the service endpoint.","note":"The zone where the endpoint is located, typically corresponding to a failure domain.\nThis attribute aligns with the `zone` field of endpoints in the\n[K8s EndpointSlice](https://kubernetes.io/docs/reference/kubernetes-api/service-resources/endpoint-slice-v1/).\nIt enables zone-aware monitoring of service endpoint distribution and supports\nfeatures like [Topology Aware Routing](https://kubernetes.io/docs/concepts/services-networking/topology-aware-routing/).\n\nIf the zone is not populated (e.g., nodes without the `topology.kubernetes.io/zone` label),\nthe attribute value will be an empty string.","examples":["us-east-1a","us-west-2b","zone-a",""],"namespace":"k8s","definedIn":"model/k8s/registry.yaml","usedBy":[{"groupId":"metric.k8s.service.endpoint.count","groupType":"metric","signalName":"k8s.service.endpoint.count","requirementLevel":"recommended"}]},"history":[{"version":"1.40.0","publishedAt":"2026-02-19T17:50:21Z","kind":"first-seen","detail":"Added as development.","severity":"informational"}],"replaces":[]}