ADInsight is an advanced monitoring tool for Windows that shows real-time file client-side Active Directory (LDAP - Light-weight Directory Access Protocol) activity. Using ADInsight, you can troubleshoot permissions, performance, and configuration issues that affect AD-enabled applications, such as Exchange and SQL Server.-ADInsight is an advanced monitoring tool for Windows that shows real-time file client-side Active Directory (LDAP - Light-weight Directory Access Protocol) activity. Using ADInsight, you can troubleshoot permissions, performance, and configuration issues that affect AD-enabled applications, such as Exchange and SQL Server.