IANAL, but I'm pretty sure there is no website in the world where a "CC-like" license can be assumed. Either you release something under a specific license, in

IANAL, but I'm pretty sure there is no website in the world where a "CC-like" license can be assumed. Either you release something under a specific license, in which case it is obvious, or you have not stated a license, in which case you definitely retain the copyright and things like, I don't know, creating commercial derivative works is not allowed!