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Added list-local-ip.ps1

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Markus Fleschutz
2024-10-02 10:14:17 +02:00
parent 305077d5cd
commit ace08b19c6
7 changed files with 69 additions and 48 deletions
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scripts/check-dns.ps1
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@ -2,10 +2,10 @@
.SYNOPSIS
Check the DNS resolution
.DESCRIPTION
This PowerShell script measures the DNS resolution speed (using 100 popular domains) and prints it.
This PowerShell script measures the DNS resolution speed using 100 internet domains and prints it.
.EXAMPLE
PS> ./check-dns.ps1
✅ DNS resolves 56.5 domains per second
✅ Internet DNS resolves 56.5 domains/sec
.LINK
https://github.com/fleschutz/PowerShell
.NOTES
@ -13,24 +13,22 @@
#>
try {
#Write-Progress "Measuring DNS resolution..."
$table = Import-CSV "$PSScriptRoot/../data/popular-domains.csv"
$numRows = $table.Length
$stopWatch = [system.diagnostics.stopwatch]::startNew()
if ($IsLinux) {
foreach($row in $table){$nop=dig $row.Domain +short}
} else {
Clear-DnsClientCache
foreach($row in $table){$nop=Resolve-DNSName $row.Domain}
}
[float]$elapsed = $stopWatch.Elapsed.TotalSeconds
#Write-Progress -completed "Measuring DNS resolution..."
$average = [math]::round($numRows / $elapsed, 1)
if ($average -lt 10.0) {
Write-Host "⚠️ DNS resolves $average domains per second only"
$speed = [math]::round($table.Length / $elapsed, 1)
if ($speed -lt 10.0) {
Write-Host "⚠️ Internet DNS resolves $speed domains/sec only"
} else {
Write-Host "✅ DNS resolves $average domains per second"
Write-Host "✅ Internet DNS resolves $speed domains/sec"
}
exit 0 # success
} catch {