PowerShell/Scripts/check-dns-resolution.ps1
2021-03-30 09:34:52 +02:00

35 lines
1009 B
PowerShell
Executable File

#!/bin/powershell
<#
.SYNTAX ./check-dns-resolution.ps1
.DESCRIPTION checks the DNS resolution with frequently used domain names
.LINK https://github.com/fleschutz/PowerShell
.NOTES Author: Markus Fleschutz / License: CC0
#>
try {
$StartTime = Get-Date
write-progress "Reading Data/domain-names.csv..."
$PathToRepo = "$PSScriptRoot/.."
$Table = import-csv "$PathToRepo/Data/domain-names.csv"
foreach($Row in $Table) {
write-progress "Resolving $($Row.Domain) ..."
if ($IsLinux) {
$Ignore = nslookup $Row.Domain
} else {
$Ignore = resolve-dnsName $Row.Domain
}
}
$Count = $Table.Length
$StopTime = Get-Date
$TimeInterval = New-Timespan -start $StartTime -end $StopTime
$Average = [math]::round($Count / $TimeInterval.seconds, 1)
write-host -foregroundColor green "OK - $Average domains/s ($Count domains resolved in $($TimeInterval.seconds) seconds)"
exit 0
} catch {
write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
exit 1
}