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DNS Certification Authority Authorization (CAA) Resource Record

Document type: Replaced Internet-Draft (individual)
Replaced by: draft-ietf-pkix-caa
Document stream: No stream defined
Last updated: 2012-01-12 (latest revision 2011-05-10)
Intended RFC status: Unknown
Other versions: (expired, archived): plain text, pdf, html

Stream State:No stream defined
Document shepherd: No shepherd assigned

IESG State: Replaced by draft-ietf-pkix-caa
Responsible AD: (None)
Send notices to: No addresses provided

This Internet-Draft is no longer active. A copy of the expired Internet-Draft can be found here:


The Certification Authority Authorization (CAA) DNS Resource Record allows a DNS domain name holder to specify the certificate signing certificate(s) authorized to issue certificates for that domain. CAA resource records allow a public Certification Authority to implement additional controls to reduce the risk of unintended certificate mis- issue.


Phillip Hallam-Baker <>
Rob Stradling <>
Ben Laurie <>

(Note: The e-mail addresses provided for the authors of this Internet-Draft may no longer be valid)