Is otriva.net Safe?

otriva.net/ is currently categorized as: Nudity Sites containing nude or seminude depictions of the human body. These depictions are not necessarily sexual in intent or effect, but may include sites containing nude paintings or photo galleries of artistic nature. This category also includes nudist or naturist sites that contain pictures of nude individuals. Open Image / Media Search Sites with image or video searches which return graphical results (i.e. thumbnail pictures) that include potentially pornographic content along with non-pornographic content (as defined in K9 Web Protection's pornography category). Sites that explicitly exclude offensive content are not included in this category.