[Updated] New IP address ranges with Service Tags for Azure DevOps Services

This post announces the upcoming support for Azure Service Tags in Azure DevOps Services by the end of CY2020, allowing users to manage networking configurations by adding the `azuredevops` tag to NSGs or firewalls. It details upcoming IP address space changes for outbound traffic from Azure DevOps Services to on-prem systems, effective October 5, 2020, and outlines a brownout test schedule from September 9-15, 2020. It also clarifies that Service Tags do not apply to Microsoft Hosted Agents, which still require allowing the entire geography. An IP Check Tool is provided to help users determine impact and validate connectivity. The post also lists specific IP address ranges per region and announces the general availability of Service Tags for Azure DevOps in November 2020.