MX record blocked by email forwarding
https://developer.hostup.se/errors/mx_record_blocked_email_forwarding {
"type": "https://developer.hostup.se/errors/mx_record_blocked_email_forwarding",
"title": "MX record blocked by email forwarding",
"status": 409,
"detail": "MX records on the root domain are blocked while email forwarding is active.",
"code": "mx_record_blocked_email_forwarding",
"instance": "/api/v2/...",
"requestId": "req_abc123",
"timestamp": "2026-04-27T12:00:00.000Z"
} const response = await fetch(url, options);
if (!response.ok) {
const problem = await response.json();
if (problem.code === "mx_record_blocked_email_forwarding") {
// Handle: MX record blocked by email forwarding
console.error(problem.detail);
}
}