Internet Engineering Task Force (IETF) P. Hallam-Baker Request for Comments: 6844 Comodo Group, Inc. Category: Standards Track R. Stradling ISSN: 2070-1721 Comodo CA, Ltd. January 2013 DNS Certification Authority Authorization (CAA) Resource Record Abstract The Certification Authority Authorization (CAA) DNS Resource Record allows a DNS domain name holder to specify one or more Certification Autho