Set up a custom domain
Add your own domain to a production or preview environment. Covers DNS setup, TLS, and subdomain sharing.
Content delivery network (CDN)
Set up a CDN with Fastly or Cloudflare for your custom domain.
Custom domains
Custom domains
Add a custom domain to your Upsun project, configure DNS, set up a CDN, and go live.
Last modified on May 5, 2026