
CERT RR Certificate Types - per [RFC-ietf-dnsext-rfc2538bis-09.txt]  

(last updated 24 January 2006)

Registration Procedures: 
0x0000 through 0x00FF - IETF Standards Action
0xFF00 through 0xFFFF - IETF Standards Action
0x0100 through 0xFEFF - IETF Consensus (based on RFC documentation of the certificate type).  

 Decimal      Type     Meaning                                Reference
---------   --------   -------------------------------------  ---------
        0              Reserved                               [RFC-ietf-dnsext-rfc2538bis-09.txt]  
        1   PKIX       X.509 as per PKIX                      [RFC-ietf-dnsext-rfc2538bis-09.txt] 
        2   SPKI       SPKI certificate                       [RFC-ietf-dnsext-rfc2538bis-09.txt]  
        3   PGP        OpenPGP packet                         [RFC-ietf-dnsext-rfc2538bis-09.txt]  
        4   IPKIX      The URL of an X.509 data object        [RFC-ietf-dnsext-rfc2538bis-09.txt]  
        5   ISPKI      The URL of an SPKI certificate         [RFC-ietf-dnsext-rfc2538bis-09.txt]  
        6   IPGP       The URL of an OpenPGP packet           [RFC-ietf-dnsext-rfc2538bis-09.txt]  
        7   ACPKIX     Attribute Certificate                  [RFC-ietf-dnsext-rfc2538bis-09.txt]  
        8   IACPKIX    The URL of an Attribute Certificate    [RFC-ietf-dnsext-rfc2538bis-09.txt]  
    9-252              Available for IANA assignment by IETF Standards action
      253   URI        URI private                            [RFC-ietf-dnsext-rfc2538bis-09.txt]  
      254   OID        OID private                            [RFC-ietf-dnsext-rfc2538bis-09.txt]  
      255              Reserved                               [RFC-ietf-dnsext-rfc2538bis-09.txt] 
256-65279              Available for IANA assignment by IETF Consensus
65280-65534            Experimental                           [RFC-ietf-dnsext-rfc2538bis-09.txt]  
    65535              Reserved                               [RFC-ietf-dnsext-rfc2538bis-09.txt]  


REFERENCES
----------
[RFC-ietf-dnsext-rfc2538bis-09.txt]            
           S. Josefsson, "Storing Certificates in the Domain Name System (DNS)",
           RFC XXXX, Month Year.

(created 20 December 2005)

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