# unknown_host

> No Tickwire service is served at this hostname.

Source: https://tickwire.io/docs/errors/unknown_host/

HTTP 404. Nothing reached the broker.

**Likely cause:** A wrong base URL.

**What to do:** Use the hostnames from the docs.

**Retry:** No. The same request gets the same answer; change something first.

Listed under [Accounts and terminals](https://tickwire.io/docs/errors/#accounts-and-terminals) in [Errors](https://tickwire.io/docs/errors/). Send the error's `requestId` to support and we can find the request.