Synq Docs
Errors

Apex domain not supported

The `apex_not_supported` error: HTTP 422 Unprocessable Content.

A registrable domain itself, such as acme.com: use a subdomain.

FieldValue
codeapex_not_supported
status422 Unprocessable Content
titleApex domain not supported

Synq's APIs answer errors with a problem document (RFC 9457, application/problem+json). Its type is the address of this page, and its code is apex_not_supported. Branch on code, never on title or detail: a code never changes once it ships, while the words may.

{
  "type": "…/errors/apex_not_supported",
  "title": "Apex domain not supported",
  "status": 422,
  "code": "apex_not_supported"
}

See every error code.