Dog Registration ← Knowledge Base What do you consider a "Popular Hybrid"? What do you consider a "Cross Breed"? What if my dog's breed is not listed in any of the dog breed lists? Why are Pit Bulls not listed in the breed list? What does fixed mean? I'm curious. Where can I get my dog's DNA tested? Why do you want to know if I have had my dog's DNA tested? What does AKC Registered mean? AKC is just one of many organizations recognizing pure-bred dogs. What about the UKC (United Kennel Club) or the CKC (Canadian Kennel Club)?