SafetyProXy use SafetyDNS service to filter Http and Https traffic
SafetyDNS allowes You to filter Your internet content by checking DNS queries against various blacklists in different categories.
Main categories are: Porn, Security, Piracy
Black and whitelisting is available on the local SafetyProXy instance, where You can configure to block custom categories as well, not included in DNS service.
Safety-DNS service is used to serve SafetyProXy routers and provide a DNS level of content filtering.
We are working on a publicly available DNS content filter service for free of charge for home users.
This is the preview of the Ban page: http://www.safetyproxy.com/index.php/banned where users can submit white or blacklist requests.