The Ultimate Active Directory Resource

Tutorials, tools, best practice guides and free resources to help you learn and master Active Directory administration

Welcome to Active Directory Pro

A collection of tools to help manage Active Directory and Windows Services.

Step by step how to guides for Active Directory DNS, group policy, domain controllers and more

Best practice guides for AD, group policy, windows security, DNS and more.

Reviews and recommendations on various tools for system administrators.

Best Practice Guides

Top 16 DHCP Best Practices: The Ultimate Guide

This is the ultimate guide to Windows DHCP best practices and tips. If you have any best practices or tips…

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Top 11 Windows Audit Policy Best Practices

This is the ultimate guide to Windows audit and security policy settings.  In this guide, I will share my tips…

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DNS Best Practices: The Definitive Guide

This is the most comprehensive list of DNS best practices and tips on the planet. In this guide, I’ll share…

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Latest Blog Posts

Find Nested Groups in Active Directory

September 7, 2020

In this guide, I’ll show you how to find nested groups and get nested group membership. First I’ll show you…

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Remove Users from Local Administrators Group using Group Policy

August 16, 2020

In this guide, I’ll show you how to remove users from the local administrator group using group policy.  I’ll also…

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Active Directory LDAP Field Mappings

July 2, 2020

This page provides a mapping of common Active Directory fields to its LDAP attribute name.  When using Active Directory users…

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