repadmin

PowerShell script for diagnosing, auditing, and monitoring Active Directory replication health across domain controllers.

Field notes for troubleshooting Active Directory: dcdiag, repadmin, DNS/DC locator, sites, SYSVOL/DFSR, time, FSMO, Kerberos, Group Policy

PowerShell health checks for Active Directory and Windows Server: dcdiag, repadmin replication, FSMO, services, disk and pending reboot, with an HTML report and RMM-friendly exit codes

A read-only Active Directory health check with a point-and-click interface. It wraps `dcdiag.exe`, `repadmin.exe`, `nltest.exe`, and `w32tm.exe`, plus a set of native directory checks, behind one window so you can pick exactly which tests to run and against which domain controllers.