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The Austin Active Directory resides on multiple networks on campus and in the cloud

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. The networks are detailed in the tables below.

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Info

See Active Directory Sites and Subnets for information on Active Directory Sites and Active Directory Subnet objects

Notetip

The IP subnets listed in tables below are the supported values for defining the Austin Active Directory networks in firewall rules and other solutions that restrict network traffic based upon IP addresses.

Note

The use of individual IP addresses instead of IP subnets is not supported by the Active Directory team as components of the Austin Active Directory may change IP addresses within the defined subnets as needed.

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The following table documents the current and planned network subnets that contain the Austin Active Directory.

Subnet

Description

10.120.254.0/23

Active Directory domain controllers and services in the cloud

10.157.255.0/24

Active Directory domain controllers and services

on campus128.83.31.0/24Active Directory public IP addresses on campus - current128.83.51.224/30Active Directory public IP addresses

on campus

- current

128.83.255.0/24

Active Directory public

IP addresses on campus - planned

20.188.78.184/29

Active Directory public IP addresses in Azure South Central US - current

service endpoints on campus

13.66.81.8/29

Active Directory public

IP addresses

service endpoints in the Azure South Central US

planned

region

20.

64.138.108/30Active Directory public IP addresses in Azure West US 2 - current20.

252.31.0/29

Active Directory public

IP addresses

service endpoints in the Azure West US 2

- planned

Legacy Networks

The following table documents the legacy network subnets that contain the Austin Active Directory. These networks are slated to be retired in the near future. 

SubnetDescription10.120.14.0/26domain controller network172.16.80.40/29domain controller network172.16.80.48/29domain controller network172.16.80.56/29domain controller network172.16.80.64/29domain controller network

region