# WEBHOOK_URL_REFUSED: The URL reaches an address webhooks cannot

> The URL's host resolves to a private, loopback, or other address that is not on the public internet.

Sent by the management API (400). The page: https://coho-cms.com/errors/webhook-url-refused/

## What to do

Use a URL on a public host. To test locally, put a tunnel in front of your server.

## The response

```json
{
  "code": "WEBHOOK_URL_REFUSED",
  "type": "https://coho-cms.com/errors/webhook-url-refused",
  "title": "The URL reaches an address webhooks cannot",
  "status": 400,
  "detail": "What went wrong in this request, in a sentence.",
  "instance": "/v1/projects/…"
}
```

Every error code: https://coho-cms.com/errors/