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Added Data/dns-server-list.csv and updated check-dns-server.ps1

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Markus Fleschutz
2023-02-19 09:25:14 +01:00
parent 78766416ca
commit be1f2a90fa
2 changed files with 36 additions and 30 deletions
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44
Scripts/check-dns-server.ps1
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@ -11,46 +11,30 @@
Author: Markus Fleschutz | License: CC0
#>
function CheckDNS { param($Name, $IPv4Pri, $IPv4Sec)
$StopWatch = [system.diagnostics.stopwatch]::startNew()
function CheckDNSServer { param($Name, $IPv4Pri, $IPv4Sec)
$SW = [system.diagnostics.stopwatch]::startNew()
$null = (nslookup fleschutz.de $IPv4Pri 2>$null)
[int]$Elapsed1 = $StopWatch.Elapsed.TotalMilliseconds
[int]$Elapsed1 = $SW.Elapsed.TotalMilliseconds
$StopWatch = [system.diagnostics.stopwatch]::startNew()
$SW = [system.diagnostics.stopwatch]::startNew()
$null = (nslookup fleschutz.de $IPv4Sec 2>$null)
[int]$Elapsed2 = $StopWatch.Elapsed.TotalMilliseconds
[int]$Elapsed2 = $SW.Elapsed.TotalMilliseconds
New-Object PSObject -Property @{ DNS_server=$Name; IPv4="$IPv4Pri / $IPv4Sec"; Latency="$Elapsed1 / $Elapsed2 ms" }
New-Object PSObject -Property @{ Name=$Name; IPv4="$IPv4Pri / $IPv4Sec"; Latency="$Elapsed1 / $Elapsed2 ms" }
}
function ListDNSServerSpeed {
Write-Progress "Measuring latency of public DNS servers..."
CheckDNS "Cloudflare (standard)" 1.1.1.1 1.0.0.1
CheckDNS "Cloudflare (with malware blocklist)" 1.1.1.2 1.0.0.2
CheckDNS "Cloudflare (with malware+adult blocklist)" 1.1.1.3 1.0.0.3
CheckDNS "DNS0.eu (standard)" 193.110.81.0 185.253.5.0
CheckDNS "DNS0.eu (for kids)" 193.110.81.1 185.253.5.1
CheckDNS "DNS0.eu (zero)" 193.110.81.9 185.253.5.9
CheckDNS "Google Public DNS" 8.8.8.8 8.8.4.4
CheckDNS "Level3 one" 4.2.2.1 4.2.2.1
CheckDNS "Level3 two" 4.2.2.2 4.2.2.2
CheckDNS "Level3 three" 4.2.2.3 4.2.2.3
CheckDNS "Level3 four" 4.2.2.4 4.2.2.4
CheckDNS "Level3 five" 4.2.2.5 4.2.2.5
CheckDNS "Level3 six" 4.2.2.6 4.2.2.6
CheckDNS "OpenDNS Basic" 208.67.222.222 208.67.220.220
CheckDNS "OpenDNS Family Shield" 208.67.222.123 208.67.220.123
CheckDNS "OpenNIC" 94.247.43.254 94.247.43.254
CheckDNS "Quad9 (with malware blocklist, with DNSSEC)" 9.9.9.9 9.9.9.9
CheckDNS "Quad9 (no malware blocklist, no DNSSEC)" 9.9.9.10 9.9.9.10
CheckDNS "Quad9 (with malware blocklist, with DNSSEC, with EDNS)" 9.9.9.11 9.9.9.11
CheckDNS "Quad9 (with malware blocklist, with DNSSEC, NXDOMAIN only)" 9.9.9.12 9.9.9.12
CheckDNS "Verisign Public DNS" 64.6.64.6 64.6.65.6
function ListDNSServer {
Write-Progress "Loading Data/dns-server-list.csv..."
$Table = Import-CSV "$PSScriptRoot/../Data/dns-server-list.csv"
Write-Progress "Measuring latency..."
foreach($Row in $Table) {
CheckDNSServer $Row.NAME $Row.IPv4_PRI $Row.IPv4_SEC
}
Write-Progress -completed " "
}
try {
ListDNSServerSpeed | Format-Table -property @{e='DNS_server';width=50},@{e='IPv4';width=32},@{e='Latency';width=15}
ListDNSServer | Format-Table -property @{e='Name';width=50},@{e='IPv4';width=32},@{e='Latency';width=15}
exit 0 # success
} catch {
"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"