Porn sites should be required to have a special web address

Porn sites should be required to have the web address with .xxx this tell the web surfer it is a porn site.  There should also be required to pay or enter their credit card before they enter that site.  There also should be a disclaimer that these sites invite viruses and that a computer specialist may not fix your computer if you surf these sites.  We should also include nudist sites as well from foreign countries.  If a medical sites has graphic images before the person is allowed they should have to enter their date of birth and last four of your social security number this and link it to a national database this will verify age.