AzureRetirement
Azure Kubernetes Service: kubenet networking retirement
Retirement date for kubenet networking on Azure Kubernetes Service (AKS): 31 Mar 2028. From that date, workloads running on kubenet for AKS are no longer supported.
Retires , 31 Mar 2028
What breaks
Kubenet networking for Azure Kubernetes Service (AKS) is retired on 31 Mar 2028. From that date, workloads running on kubenet for AKS are no longer supported. Microsoft states that an upgrade before that date is needed to avoid service disruptions.
Who is affected
Matching resource types
microsoft.containerservice/managedclustersazurerm_kubernetes_cluster
Fields the check reads
properties.networkprofile.networkpluginnetwork_profile.network_plugin
Detected by the estate check from
- Terraform state or plan (JSON)
- ARM template
What to do
Follow the Microsoft instructions to upgrade to Azure Container Networking Interface (CNI) overlay before the retirement date. Azure CNI overlay provides the same IP address overlay architecture as kubenet.
Replacement
Azure CNI overlay
Sources
- Official sourceazure.microsoft.comOfficial
- Additional sourcelearn.microsoft.comOfficial
Last checked against the first source in this list on .
Related
- , 30 Sep 2026Azure Kubernetes Service: Network Policy Manager on Windows nodes end of supportSource
- The vendor gives a month, not a day., Nov 2026Azure Kubernetes Service: Kubernetes 1.31 LTS end of lifeSource
- The vendor gives a month, not a day., Nov 2026Azure Kubernetes Service: Kubernetes 1.34 end of lifeSource
- The vendor gives a month, not a day., Nov 2026Azure Kubernetes Service: managed NGINX ingress (Application Routing) retirementSource
- , 10 Dec 2026Azure Kubernetes Service: Azure Linux with OS Guard retirementSource
- The vendor gives a month, not a day., Mar 2027Azure Kubernetes Service: Kubernetes 1.32 LTS end of lifeSource
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