<#

.SYNOPSIS

Domain name WhoIs

.DESCRIPTION

Performs a domain name lookup and returns information such as

domain availability (creation and expiration date),

domain ownership, name servers, etc..

.PARAMETER domain

Specifies the domain name (enter the domain name without http:// and www (e.g. power-shell.com))

.EXAMPLE

WhoIs -domain power-shell.com

whois power-shell.com

.NOTES

File Name: whois.ps1

Author: Nikolay Petkov

Blog: http://power-shell.com

Last Edit: 12/20/2014

.LINK

http://power-shell.com

#>

Function WhoIs {

param (

[Parameter(Mandatory=$True,

HelpMessage='Please enter domain name (e.g. microsoft.com)')]

[string]$domain

)

Write-Host "Connecting to Web Services URL..." -ForegroundColor Green

try {

#Retrieve the data from web service WSDL

If ($whois = New-WebServiceProxy -uri "http://www.webservicex.net/whois.asmx?WSDL") {Write-Host "Ok" -ForegroundColor Green}

else {Write-Host "Error" -ForegroundColor Red}

Write-Host "Gathering $domain data..." -ForegroundColor Green

#Return the data

(($whois.getwhois("=$domain")).Split("<<<")[0])

} catch {

Write-Host "Please enter valid domain name (e.g. microsoft.com)." -ForegroundColor Red}

} #end function WhoIs