Yes, it's possible. Check out the Externalizer service [0] for access to the hostname, and the Sightly Use-API [1] for exposing that value to your Sightly scripts.[0] https://docs.adobe.com/docs/en/aem/6-1/develop/platform/externalizer.html[1] http://docs.adobe.com/docs/en/aem/6-1/develop/sightly/us...