--- title: Estabilidad slug: Web/API/URL/Host translation_of: Web/API/URL/host ---
The host property of the {{domxref("URL")}} interface is a {{domxref("USVString")}} containing the host, that is the {{domxref("URL.hostname", "hostname")}}, and then, if the {{glossary("port")}} of the URL is nonempty, a ':', followed by the {{domxref("URL.port", "port")}} of the URL.
{{AvailableInWorkers}}
const host = url.host
url.host = newHost
A {{domxref("USVString")}}.
let url = new URL('https://developer.mozilla.org/en-US/docs/Web/API/URL/host');
console.log(url.host); // "developer.mozilla.org"
url = new URL('https://developer.mozilla.org:443/en-US/docs/Web/API/URL/host');
console.log(url.host); // "developer.mozilla.org"
// The port number is not included because 443 is the scheme's default port
url = new URL('https://developer.mozilla.org:4097/en-US/docs/Web/API/URL/host');
console.log(url.host); // "developer.mozilla.org:4097"
| Specification | Status | Comment |
|---|---|---|
| {{SpecName('URL', '#dom-url-host', 'URL.host')}} | {{Spec2('URL')}} | Initial definition |
{{Compat("api.URL.host")}}