Amazon Managed Streaming for Apache Kafka (MSK) introduced dual-stack connectivity, allowing existing MSK Provisioned and Serverless clusters to use both IPv4 and IPv6 addressing. This update facilitates modernization of applications within IPv6 environments while retaining IPv4 compatibility.
Users can enable dual-stack by modifying network configuration through AWS Console, CLI, or APIs without service interruption. This capability is globally available at no extra cost and supports evolving network compliance and infrastructure modernization strategies.
Source & further reading
Amazon MSK now supports dual-stack (IPv4 and IPv6) connectivity for existing clusters ↗Source published 2026-02-17. This report was prepared with AI assistance from the linked primary-source material. Claims and limitations should be checked against the original announcement or research.