ping a list of domains to see how they perform, whether they're up or down

domains.csv

wikipedia.org
www.wikipedia.org
en.wikipedia.org
eo.wikipedia.org

ping-domains.ps1

$csvoutput = @()
$txtdomains = Get-Content "domains.csv"
$count = 10
$bufferbytes = 10000
$delayseconds = 1
$timeoutseconds = 30
Write-Host "Name,Avg,Min,Max,StDev,Fails,Status"
foreach ($name in $txtdomains) {
  $results = Test-Connection -ComputerName $name -Count $count -ErrorAction SilentlyContinue -BufferSize $bufferbytes -Delay $delayseconds -TimeoutSeconds $timeoutseconds
  $fails = ($results | Where-Object { $_.Status -ne "Success" }).Length
  $stats = $results | Where-Object { $_.Status -eq "Success" } | Measure-Object -Property "Latency" -Minimum -Maximum -Average -StandardDeviation
  $avg = [math]::Round($stats.Average, 1)
  $min = [math]::Round($stats.Minimum, 1)
  $max = [math]::Round($stats.Maximum, 1)
  $std = [math]::Round($stats.StandardDeviation, 1)
  $row = ''
  if ($fails -lt $count) {
    $row = "$name,$avg,$min,$max,$std,$fails,Up"
  } else {
    $row = "$Name,*,*,*,*,$fails,Down"
  }
  $csvoutput += $row
  Write-Host $row
}
$csvoutput | Out-File "domains-results.csv"