How to use Cloudflare with Pfsense

Recently, I tried to use Cloudflare with Pfsense. I used the IP addresses 1.1.1.3 and 1.0.0.3. Those IP addresses are meant to use DNS to block malware and adult content sites. I ran into an issue getting the content blocking to work and wanted to share. First, in Pfsense, I went to System > General …