Get-NetIPServerInfo.ps1

# .SYNOPSIS
# Get-NetIPServerInfo gets the IP configuration of all Computers passed as parameters
 
# .DESCRIPTION
# Uses Test-Connection to check if the server is powered on and reachable.
 
# .EXAMPLE
# Get-NetIPServerInfo -Computername server1, server2

#.EXAMPLE
# 'server1', 'server2' | Get-NetIPServerInfo | Format-Table

# .NOTES
# Author: Patrick Gruenauer
# Web: https://sid-500.com
#
# Made to accept computernames as parameters by Pål Røtnes
# gomibushi@gmail.com
 
function Get-NetIPServerInfo {
    [CmdletBinding()]
    Param (
        [parameter(Mandatory=$true,ValueFromPipeline=$true)]
        [Array]$Computername
    )

    Process
    {
        foreach ($c in $Computername)
        {
            $i=Invoke-Command -ComputerName $c -ScriptBlock {
                Get-NetIPConfiguration |
                Select-Object `
                -Property InterfaceAlias,Ipv4Address,DNSServer
                Get-NetRoute -DestinationPrefix '0.0.0.0/0' |
                Select-Object -ExpandProperty NextHop
            }
            $result = $null
            $result +=New-Object -TypeName PSCustomObject -Property ([ordered]@{
                'Server'= $c
                'Interface' = $i.InterfaceAlias -join ','
                'IPv4Address' = $i.Ipv4Address.IPAddress -join ','
                'Gateway' = $i | Select-Object -Last 1
                'DNSServer' = ($i.DNSServer |
                Select-Object -ExpandProperty ServerAddresses) -join ','
            })
            $result
        }
    }
}

You can find the original script here:
https://sid-500.com/2018/10/26/retrieve-the-ip-configuration-of-all-windows-servers-with-get-netipserverinfo/
Thanks for the difficult code! :)