The good news is that other members of my forum are not experiencing this.
This leads me to believe that this has something to do with my ISP. Perhaps a DNS propagation issue or something related to accessing CloudFlare in this part of the world (I am currently in Colombia).
Anyone seen this issue before?
This is not something that I consider urgent as it is not affecting other members of my forum, however obviously it's frustrating for me to update my forum when this issue is there.