$oiprZ = Resolve-DnsName -Name $oipr -Server $Server $oiprR = 0 Set-dnsserverresourcerecord -ComputerName $Server -newinputobject $newobj -oldinputobject $oldobj -zonename $zonename -passthru $oipSplit = $oip.Split(".") $oipr = $oipSplit + "." + $oipSplit + "." + $oipSplit + ".in-addr.arpa" $ip = (Invoke-WebRequest /ip).Content.Trim() $newobj = get-dnsserverresourcerecord -ComputerName $Server -name $Hostname -zonename $zonename -rrtype "A" $oldobj = get-dnsserverresourcerecord -ComputerName $Server -name $Hostname -zonename $zonename -rrtype "A" Solution for those Who don't have Static IP Address and Need to Update IP Dynamically for DNS zone and reverse DNS PTR records too $Server = "your server" $Hostname = "mail" $Zonename = "your zone" Start-Process -FilePath (Join-Path -Path $NSUpdatePath -ChildPath "nsupdate.exe") -ArgumentList "-d -k `"$KeyPath`" `"$NSScriptPath`"" -Wait -NoNewWindow -RedirectStandardError "$env:TEMP\nsstderr" -RedirectStandardOutput "$env:TEMP\nsstdout" -WorkingDirectory $NSUpdatePath | Out-Null $script | Out-File -FilePath $NSScriptPath -Encoding "ascii" -Force
Update add $PTR 60 PTR $env:COMPUTERNAME.$($o.Zone). $IPAddresses = Get-NetIPAddress | Where-Object -FilterScript ) $($a.Address) #Gather status of system IP Addresses, DNS Servers, and domains $NSUpdatePath = "$env:SystemRoot\System32" $NSScriptPath = "$env:Temp\nsupdate.txt", $KeyPath = "C:\Windows\System32\drivers\etc\windows-update-client.txt", This does assume that you have installed nsupdate.exe and the associated dll's in C:\windows\system32 but it can be modified for other paths. Ensure NTFS permissions are set to prevent unauthorized users (including other admins) from accessing this file. Here is a script that will create and submit DDNS requests if a tsig file is provided.
I want to just build a DDNS update and send it off using PowerShell. Most examples I can find are using PowerShell to send updates via an API which then (probably) does some kind of deploy or dynamic update inside a black box. This is frustratingly hard to find an example of. How do I send a dynamic update using a TISG key to a BIND9 server from Powershell? I think?: use a cmdlet (for example) Add-DnsServerResourceRecordA Add-DnsServerResourceRecordA -Name "host23" -ZoneName "" - AllowUpdateAny -IPv4Address "172.18.99.23" -TimeToLive 01:00:00Īfter scouring the documentation, I don't see any references to Transaction Signatures or somehow using a TSIG key. To do an update from Powershell without TSIG is. $ nsupdate -y hmac-sha512:keyname:keyvalue Option -y algorithm:keyname:keyvalue or -k keyfilename option. He wants to use PowerShell to send dynamic updates to my servers.ĭoing this from a Linux shell for testing is easy: use nsupdate.įor nsupdate from bind-utils package you have to either use One of my customers uses only a Windows environment, and therefore PowerShell to run scripts. I run BIND9 DNS servers and allow Dynamic DNS updates from my customers by using a TSIG key.
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