Many sites hosting "free" versions of specific scenes use aggressive pop-under ads.
When searching for long-tail keywords like this, you may encounter "spam" sites or malicious links. To stay safe:
This date format (August 11, 2016) likely points to the original release or upload date of the scene.
Large-scale video sharing sites often have trailers or full-length "free" versions of older scenes, though they are frequently removed for copyright reasons.