PowerShell/Scripts/check-dns-resolution.ps1
2021-04-15 08:41:37 +02:00

34 lines
975 B
PowerShell
Executable File

#!/usr/bin/pwsh
<#
.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 {
write-progress "Reading Data/domain-names.csv..."
$StopWatch = [system.diagnostics.stopwatch]::startNew()
$PathToRepo = "$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
$Elapsed = $StopWatch.Elapsed
$Average = [math]::round($Count / $Elapsed.Seconds, 1)
write-host -foregroundColor green "OK - $Average domains/s ($Count domains resolved in $($Elapsed.Seconds) seconds)"
exit 0
} catch {
write-error "ERROR: line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
exit 1
}