Jun 05, 2017

Comcast blocking legit sites now!?!? - December 2015 Feb 19, 2011 Comcast Business Static IP and your firewall, port The Comcast IP Gateway incorporates a packet inspection firewall, where all messages on the internet pass through. Postmaster : Blocklist Removal Request

Mar 07, 2018

Mar 11, 2014 Ultimate List of Inappropriate Websites to Block For Nov 29, 2018

From I see that it is your ISP (Comcast) redirecting your DNS traffic, not an AV appliance on your computer. It doesn't look like that you can install DNSCrypt on your D-Link DIR-655, and it seems there is apparently no alternative firmware available for this router, so you are out of luck with this router and with this ISP.

Oct 19, 2015 Block Site - Website Blocker for Chrome™ - Chrome Web Store