<#
.SYNOPSIS
Get-ADInfo.ps1 - PowerShell script to collect Active Directory information
.DESCRIPTION
This PowerShell Script collects some basic information about an Active Directory
environment that is useful for verifying the pre-requisites for an Exchange
Server deployment or upgrade.
.OUTPUTS
Results are output to the console and to a HTML file.
.EXAMPLE
.\Get-ADInfo.ps1
Runs the script and generates the output.
.NOTES
Written by: Paul Cunningham
Find me on:
* My Blog: http://paulcunningham.me
* Twitter: https://twitter.com/paulcunningham
* LinkedIn: http://au.linkedin.com/in/cunninghamp/
* Github: https://github.com/cunninghamp
For more Exchange Server tips, tricks and news
check out Exchange Server Pro.
* Website: http://exchangeserverpro.com
* Twitter: http://twitter.com/exchservpro
Change Log
V1.00, 26/06/2015 - Initial version
#>
#requires -version 2
$htmlreport = $null
$htmlbody = $null
$htmlfile = "ADInfo.html"
$spacer = "
"
Import-Module ActiveDirectory
#---------------------------------------------------------------------
# Collect AD Forest information and convert to HTML fragment
#---------------------------------------------------------------------
$forest = Get-ADForest
$htmlbody += "Forest Details
"
$forestinfo = New-Object PSObject
Write-Host -ForeGroundColor Yellow "*** Forest: $($forest.RootDomain) ***"
Write-Host ""
$forestinfo | Add-Member NoteProperty -Name "Forest" -Value $($forest.RootDomain)
Write-Host "Forest Mode: $($forest.ForestMode)"
$forestinfo | Add-Member NoteProperty -Name "Forest Mode" -Value $($forest.ForestMode)
Write-Host "Schema Master: $($forest.SchemaMaster)"
$forestinfo | Add-Member NoteProperty -Name "Schema Master" -Value $($forest.SchemaMaster)
Write-Host "Domain Naming Master: $($forest.DomainNamingMaster)"
$forestinfo | Add-Member NoteProperty -Name "Domain Naming Master" -Value $($forest.DomainNamingMaster)
Write-Host "Additional UPN Suffixes: $($forest.UPNSuffixes)"
$forestinfo | Add-Member NoteProperty -Name "Additional UPN Suffixes" -Value $($forest.UPNSuffixes)
$htmlbody += $forestinfo | ConvertTo-Html -Fragment
$htmlbody += $spacer
#---------------------------------------------------------------------
# Collect AD Domain information and convert to HTML fragment
#---------------------------------------------------------------------
$htmlbody += "Domain Details
"
$domains = @($forest | Select -ExpandProperty:Domains)
Foreach ($domain in $domains)
{
Write-Host ""
Write-Host -ForeGroundColor Yellow "*** Domain: $domain ***"
Write-Host ""
$domaindetails = Get-ADDomain $domain
$domaininfo = New-Object PSObject
$domaininfo | Add-Member NoteProperty -Name "Name" -Value $domaindetails.Name
Write-Host "NetBIOS Name: $($domaindetails.NetBIOSName)"
$domaininfo | Add-Member NoteProperty -Name "NetBIOS Name" -Value $domaindetails.NetBIOSName
Write-Host "Domain Mode: $($domaindetails.DomainMode)"
$domaininfo | Add-Member NoteProperty -Name "Mode" -Value $($domaindetails.DomainMode)
Write-Host "PDC Emulator: $($domaindetails.PDCEmulator)"
$domaininfo | Add-Member NoteProperty -Name "PDC Emulator" -Value $($domaindetails.PDCEmulator)
Write-Host "Infrastructure Master: $($domaindetails.InfrastructureMaster)"
$domaininfo | Add-Member NoteProperty -Name "Infrastructure Master" -Value $($domaindetails.InfrastructureMaster)
Write-Host "RID Master: $($domaindetails.RIDMaster)"
$domaininfo | Add-Member NoteProperty -Name "RID Master" -Value $($domaindetails.RIDMaster)
$htmlbody += $domaininfo | ConvertTo-Html -Fragment
$htmlbody += $spacer
}
$htmlbody += "Global Catalog Servers by Site/OS
"
$domaincontrollers = @(Get-ADDomainController -Filter {IsGlobalCatalog -eq $true})
$gcs = @($domaincontrollers | Group-Object -Property:Site,OperatingSystem | Select @{Expression="Name";Label="Site, OS"},Count)
Write-Host ""
Write-Host -ForeGroundColor Yellow "*** Global Catalogs by Site/OS ***"
$gcs = $gcs | Sort "Site, OS"
$gcs | ft -auto
$htmlbody += $gcs | ConvertTo-Html -Fragment
Write-Verbose "Producing HTML report"
$reportime = Get-Date
#Common HTML head and styles
$htmlhead="
Active Directory Information
Generated: $reportime
"
$htmltail = "
"
$htmlreport = $htmlhead + $htmlbody + $htmltail
$htmlreport | Out-File $htmlfile -Encoding Utf8