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Reduce # of domains to 100 for performance

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Markus Fleschutz
2023-09-11 19:49:35 +02:00
parent 37601075c8
commit 2bf762f3b3
2 changed files with 6 additions and 106 deletions
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12
Scripts/check-dns.ps1
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@ -1,11 +1,11 @@
<#
.SYNOPSIS
Check DNS resolution
Check the DNS resolution
.DESCRIPTION
This PowerShell script measures and prints the DNS resolution speed by using 200 popular domains.
This PowerShell script measures the DNS resolution speed (using 100 popular domains) and prints it.
.EXAMPLE
PS> ./check-dns.ps1
✅ DNS resolves 156.5 domains per second
✅ DNS resolves 56.5 domains per second
.LINK
https://github.com/fleschutz/PowerShell
.NOTES
@ -13,15 +13,15 @@
#>
try {
Write-Progress "⏳ Resolving 200 popular domain names..."
$table = Import-CSV "$PSScriptRoot/../Data/popular-domains.csv"
$numRows = $table.Length
Write-Progress "⏳ Resolving $numRows domain names..."
$stopWatch = [system.diagnostics.stopwatch]::startNew()
if ($IsLinux) {
foreach($row in $table){$nop=dig $row.Domain +short}
foreach($row in $table){$nop=dig $row.Domain +short}
} else {
foreach($row in $table){$nop=Resolve-DNSName $row.Domain}
foreach($row in $table){$nop=Resolve-DNSName $row.Domain}
}
Write-Progress -completed "."
[float]$elapsed = $stopWatch.Elapsed.TotalSeconds