Update setup.mdx

Author: friskdeterminationn

src/content/docs/dns/zone-setups/full-setup/setup.mdx

@@ -21,7 +21,7 @@ Before you update your domain nameservers, make sure that you:
 * Already own a domain name (such as `example.com` or `cloudflare.com`).
 
 :::note
-If you do not already have a [domain name](https://www.cloudflare.com/learning/dns/glossary/what-is-a-domain-name/), get one at-cost through [Cloudflare Registrar](https://dash.cloudflare.com/?to=/:account/domains/register).
+If you do not already have a [domain name](https://www.cloudflare.com/learning/dns/glossary/what-is-a-domain-name/), get one at-cost through [Cloudflare Register](https://dash.cloudflare.com/?to=/:account/domains/register).
 
 All domains purchased through Cloudflare Registrar automatically use Cloudflare for authoritative DNS, which means you can skip the rest of this tutorial.
 :::