invalid_domain

The domain can't be added: it isn't written as a domain name (lowercase, like fernhall.app, with no https:// or path), or it is a shared host such as vercel.app.

Status: HTTP 400 · Keys and domains

What happened

The domain can't be added: it isn't written as a domain name (lowercase, like fernhall.app, with no https:// or path), or it is a shared host such as vercel.app.

What to do

Add a domain you own.

Read more

• invalid_domain in the error table
• Keys and environments
• Domains (dashboard guide)
• API keys (dashboard guide)
• Changelog: when codes were added or removed