Domain name registrars function as marketplaces to buy and sometimes host your website name. Just like with any online purchase, you'll need to go through the registration and check out process. Once you have a domain name, you'll need to point your domain information to your hosting provider. If that sounds too baffling - contact the support. They'll surely know how to do it.
People often think that a web host is the main cause of a slow website but, this is often not the case. When picking a provider, it's important for find a hosting provider that is close to your users and has a good amount of RAM and fast CPU power. Beyond that, it's often the way the website is set up that slows it down for users. To ensure that your website speed is optimal for users you need to make sure you pay attention to the following: