This website contains age-restricted materials including nudity and explicit depictions of sexual activity.
By entering, you affirm that you are at least 18 years of age or the age of majority in the jurisdiction you are accessing the website from and you consent to viewing sexually explicit content.
Just out of curiosity: how is the blocking usually implemented? Do they block it via DNS, or is it more sophisticated?
Is not nearly as common as you seem to imply, I have never had to deal with that kind of block in my life. It is being done by the isps themselves, thats all I know