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Update check-dns.ps1

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Markus Fleschutz 2022-09-08 16:43:32 +02:00
parent 09306c0156
commit f41205c332
1 changed files with 12 additions and 18 deletions
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Scripts/check-dns.ps1
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@ -2,10 +2,10 @@
.SYNOPSIS
Checks the DNS resolution
.DESCRIPTION
This PowerShell script checks the DNS resolution with frequently used domain names.
This PowerShell script checks the DNS resolution using frequently used domain names.
.EXAMPLE
PS> ./check-dns
11.8 domains per second DNS resolution
56.7 domains per second DNS resolution
.LINK
https://github.com/fleschutz/PowerShell
.NOTES
@ -13,25 +13,19 @@
#>
try {
$StopWatch = [system.diagnostics.stopwatch]::startNew()
write-progress "Reading Data/domain-names.csv..."
write-progress "Reading table from Data/domain-names.csv..."
$Table = Import-CSV "$PSScriptRoot/../Data/domain-names.csv"
if ($IsLinux) {
foreach($Row in $Table) {
write-progress "Resolving $($Row.Domain)..."
$null = dig $Row.Domain +short
}
} else {
foreach($Row in $Table) {
write-progress "Resolving $($Row.Domain)..."
$null = Resolve-dnsName $Row.Domain
}
}
$Count = $Table.Length
write-progress "Resolving $Count domain names..."
$StopWatch = [system.diagnostics.stopwatch]::startNew()
if ($IsLinux) {
foreach($Row in $Table) { $null = dig $Row.Domain +short }
} else {
foreach($Row in $Table) { $null = Resolve-DNSName $Row.Domain }
}
[int]$Elapsed = $StopWatch.Elapsed.TotalSeconds
$Average = [math]::round($Count / $Elapsed, 1)
"$Average domains per second DNS resolution"
exit 0 # success