Can a domain be ordered without any webspace ?

Yes!

You can order domains and webspace independent of each other. Register your domain name with EasyASP Hosting. If you wish to add webspace (host your domain) to your regitered domain, then please Upgrade your package to one of our hosting packages by choosing the web hosting plan that best meets your needs from https://www.easyasphosting.com/plans_compare.asp.