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https://github.com/fleschutz/PowerShell.git
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41 lines
1.0 KiB
PowerShell
Executable File
41 lines
1.0 KiB
PowerShell
Executable File
<#
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.SYNOPSIS
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Checks the DNS resolution
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.DESCRIPTION
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This script checks the DNS resolution with frequently used domain names.
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.EXAMPLE
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PS> ./check-dns
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✔️ DNS resolution is 11.8 domains per second
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.LINK
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https://github.com/fleschutz/PowerShell
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.NOTES
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Author: Markus Fleschutz · License: CC0
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#>
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try {
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$StopWatch = [system.diagnostics.stopwatch]::startNew()
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write-progress "Reading Data/domain-names.csv..."
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$PathToRepo = "$PSScriptRoot/.."
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$Table = import-csv "$PathToRepo/Data/domain-names.csv"
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foreach($Row in $Table) {
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write-progress "Resolving $($Row.Domain) ..."
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if ($IsLinux) {
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$Ignore = nslookup $Row.Domain
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} else {
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$Ignore = resolve-dnsName $Row.Domain
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}
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}
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$Count = $Table.Length
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[int]$Elapsed = $StopWatch.Elapsed.TotalSeconds
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$Average = [math]::round($Count / $Elapsed, 1)
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& "$PSScriptRoot/give-reply.ps1" "$Average domains per second DNS resolution"
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exit 0 # success
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} catch {
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"⚠️ Error: $($Error[0]) ($($MyInvocation.MyCommand.Name):$($_.InvocationInfo.ScriptLineNumber))"
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exit 1
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}
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