module iana-dns-class-rr-type {

    yang-version 1.1;

    namespace
      "urn:ietf:params:xml:ns:yang:iana-dns-class-rr-type";

    prefix dnsct;

    organization
      "Internet Assigned Numbers Authority (IANA)";

    contact
      "        Internet Assigned Numbers Authority

     Postal: ICANN
             4676 Admiralty Way, Suite 330
             Marina del Rey, CA 90292

     Tel:    +1 310 823 9358

     <mailto:iana@iana.org>";

    description
      "This YANG module translates IANA registries 'DNS CLASSes' and
     'Resource Record (RR) TYPEs' to YANG derived types.

     Copyright (c) 2018 IETF Trust and the persons identified as
     authors of the code. All rights reserved.

     Redistribution and use in source and binary forms, with or
     without modification, is permitted pursuant to, and subject to
     the license terms contained in, the Simplified BSD License set
     forth in Section 4.c of the IETF Trust's Legal Provisions
     Relating to IETF Documents
     (https://trustee.ietf.org/license-info).

     This version of this YANG module is part of RFC XXXX
     (https://tools.ietf.org/html/rfcXXXX); see the RFC itself for
     full legal notices.";

    reference
      "IANA 'Domain Name System (DNS) Parameters' registry
      https://www.iana.org/assignments/dns-parameters";


    revision "2019-06-27" {
      description "Initial revision.";
      reference
        "RFC XXXX: YANG Types for DNS Classes and Resource Record
        Types";

    }


    typedef dns-class-name {
      type enumeration {
        enum "IN" {
          value 1;
          description "Internet";
          reference
            "RFC 1035: Domain Names - Implementation and
            Specification";

        }
        enum "CH" {
          value 3;
          description "Chaos";
          reference
            "Moon, D., 'Chaosnet', A. I. Memo 628, MIT Artificial
            Intelligence Laboratory, June 1981";

        }
        enum "HS" {
          value 4;
          description "Hesiod";
          reference
            "Dyer, S. and Hsu, F, 'Hesiod', Project Athena Technical
            Plan - Name Service, April 1987";

        }
        enum "NONE" {
          value 254;
          description "QCLASS NONE";
          reference
            "RFC 2136: Dynamic Updates in the Domain Name System (DNS
            UPDATE)";

        }
        enum "ANY" {
          value 255;
          description "QCLASS * (ANY)";
          reference
            "RFC 1035: Domain Names - Implementation and
            Specification";

        }
      }
      description
        "This enumeration type defines mnemonic names and corresponding
       numeric values of DNS classes.";
      reference
        "RFC 6895: Domain Name System (DNS) IANA Considerations";

    }

    typedef dns-class {
      type union {
        type uint16;
        type dns-class-name;
      }
      description
        "This type allows for referring to a DNS class using either the
       assigned mnemonic name or numeric value.";
    }

    typedef rr-type-name {
      type enumeration {
        enum "A" {
          value 1;
          description "A host address.";
          reference
            "RFC 1035: Domain Names - Implementation and
            Specification";

        }
        enum "NS" {
          value 2;
          description
            "An authoritative name server.";
          reference
            "RFC 1035: Domain Names - Implementation and
            Specification";

        }
        enum "MD" {
          value 3;
          status obsolete;
          description
            "A mail destination (obsolete - use MX).";
          reference
            "RFC 1035: Domain Names - Implementation and
            Specification";

        }
        enum "MF" {
          value 4;
          status obsolete;
          description
            "A mail forwarder (obsolete - use MX).";
          reference
            "RFC 1035: Domain Names - Implementation and
            Specification";

        }
        enum "CNAME" {
          value 5;
          description
            "The canonical name for an alias.";
          reference
            "RFC 1035: Domain Names - Implementation and
            Specification";

        }
        enum "SOA" {
          value 6;
          description
            "Start of a zone of authority.";
          reference
            "RFC 1035: Domain Names - Implementation and
            Specification";

        }
        enum "MB" {
          value 7;
          description
            "A mailbox domain name (experimental).";
          reference
            "RFC 1035: Domain Names - Implementation and
            Specification";

        }
        enum "MG" {
          value 8;
          description
            "A mail group member (experimental).";
          reference
            "RFC 1035: Domain Names - Implementation and
            Specification";

        }
        enum "MR" {
          value 9;
          description
            "A mail rename domain name (experimental).";
          reference
            "RFC 1035: Domain Names - Implementation and
            Specification";

        }
        enum "NULL" {
          value 10;
          description
            "A null RR (experimental).";
          reference
            "RFC 1035: Domain Names - Implementation and
            Specification";

        }
        enum "WKS" {
          value 11;
          description
            "A well known service description.";
          reference
            "RFC 1035: Domain Names - Implementation and
            Specification";

        }
        enum "PTR" {
          value 12;
          description
            "A domain name pointer.";
          reference
            "RFC 1035: Domain Names - Implementation and
            Specification";

        }
        enum "HINFO" {
          value 13;
          description "Host information.";
          reference
            "RFC 1035: Domain Names - Implementation and
            Specification";

        }
        enum "MINFO" {
          value 14;
          description
            "Mailbox or mail list information.";
          reference
            "RFC 1035: Domain Names - Implementation and
            Specification";

        }
        enum "MX" {
          value 15;
          description "Mail exchange.";
          reference
            "RFC 1035: Domain Names - Implementation and
            Specification";

        }
        enum "TXT" {
          value 16;
          description "Text strings.";
          reference
            "RFC 1035: Domain Names - Implementation and
            Specification";

        }
        enum "RP" {
          value 17;
          description "Responsible person.";
          reference
            "RFC 1183: New DNS RR Definitions";

        }
        enum "AFSDB" {
          value 18;
          description
            "AFS data base location.";
          reference
            "- RFC 1183: New DNS RR Definitions
            
            - RFC 5864: DNS SRV Resource Records for AFS";

        }
        enum "X25" {
          value 19;
          description "X.25 PSDN address.";
          reference
            "RFC 1183: New DNS RR Definitions";

        }
        enum "ISDN" {
          value 20;
          description "ISDN address.";
          reference
            "RFC 1183: New DNS RR Definitions";

        }
        enum "RT" {
          value 21;
          description "Route through.";
          reference
            "RFC 1183: New DNS RR Definitions";

        }
        enum "NSAP" {
          value 22;
          description
            "NSAP address, NSAP style A record.";
          reference
            "RFC 1706: DNS NSAP Resource Records";

        }
        enum "NSAP-PTR" {
          value 23;
          description
            "Domain name pointer, NSAP style.";
          reference
            "- RFC 1348: DNS NSAP RRs
            
            - RFC 1637: DNS NSAP Resource Records
            
            - RFC 1706: DNS NSAP Resource Records";

        }
        enum "SIG" {
          value 24;
          description "Security signature.";
          reference
            "- RFC 4034: Resource Records for the DNS Security
              Extensions
            
            - RFC 3755: Legacy Resolver Compatibility for Delegation
              Signer (DS)
            
            - RFC 2535: Domain Name System Security Extensions
            
            - RFC 2536: DSA KEYs and SIGs in the Domain Name System
              (DNS)
            
            - RFC 2537: RSA/MD5 KEYs and SIGs in the Domain Name
              System (DNS)
            
            - RFC 2931: DNS Request and Transaction Signatures
              (SIG(0)s)
            
            - RFC 3110: RSA/SHA-1 SIGs and RSA KEYs in the Domain Name
              System (DNS)
            
            - RFC 3008: Domain Name System Security (DNSSEC) Signing
              Authority";

        }
        enum "KEY" {
          value 25;
          description "Security key.";
          reference
            "- RFC 4034: Resource Records for the DNS Security
              Extensions
            
            - RFC 3755: Legacy Resolver Compatibility for Delegation
              Signer (DS)
            
            - RFC 2535: Domain Name System Security Extensions
            
            - RFC 2536: DSA KEYs and SIGs in the Domain Name System
              (DNS)
            
            - RFC 2537: RSA/MD5 KEYs and SIGs in the Domain Name
              System (DNS)
            
            - RFC 2539: Storage of Diffie-Hellman Keys in the Domain
              Name System (DNS)
            
            - RFC 3008: Domain Name System Security (DNSSEC) Signing
              Authority
            
            - RFC 3110: RSA/SHA-1 SIGs and RSA KEYs in the Domain Name
              System (DNS)";

        }
        enum "PX" {
          value 26;
          description
            "X.400 mail mapping information.";
          reference
            "RFC 2163: Using the Internet DNS to Distribute MIXER
            Conformant Global Address Mapping (MCGAM)";

        }
        enum "GPOS" {
          value 27;
          description
            "Geographical position.";
          reference
            "RFC 1712: DNS Encoding of Geographical Location";

        }
        enum "AAAA" {
          value 28;
          description "IPv6 address.";
          reference
            "RFC 3596: DNS Extensions to Support IP Version 6";

        }
        enum "LOC" {
          value 29;
          description
            "Location information.";
          reference
            "RFC 1876: A Means for Expressing Location Information in
            the Domain Name System";

        }
        enum "NXT" {
          value 30;
          status obsolete;
          description
            "Next domain (obsolete).";
          reference
            "- RFC 3755: Legacy Resolver Compatibility for Delegation
              Signer (DS)
            
            - RFC 2535: Domain Name System Security Extensions";

        }
        enum "EID" {
          value 31;
          description "Endpoint identifier.";
        }
        enum "NIMLOC" {
          value 32;
          description "Nimrod locator.";
        }
        enum "SRV" {
          value 33;
          description "Server selection.";
          reference
            "RFC 2782: A DNS RR for specifying the location of services
            (DNS SRV)";

        }
        enum "ATMA" {
          value 34;
          description "ATM address.";
          reference
            "ATM Forum Technical Committee, 'ATM Name System V2.0',
            AF-DANS-0152.00, July 2000";

        }
        enum "NAPTR" {
          value 35;
          description
            "Naming authority pointer.";
          reference
            "- RFC 2915: The Naming Authority Pointer (NAPTR) DNS
              Resource Record
            
            - RFC 2168: Resolution of Uniform Resource Identifiers
              using the Domain Name System
            
            - RFC 3403: Dynamic Delegation Discovery System (DDDS)
              Part Three: The Domain Name System (DNS) Database";

        }
        enum "KX" {
          value 36;
          description "Key exchanger.";
          reference
            "RFC 2230: Key Exchange Delegation Record for the DNS";

        }
        enum "CERT" {
          value 37;
          description "Certificate.";
          reference
            "RFC 4398: Storing Certificates in the Domain Name System
            (DNS)";

        }
        enum "A6" {
          value 38;
          status obsolete;
          description
            "IPv6 address (obsolete - use AAAA).";
          reference
            "- RFC 3226: DNSSEC and IPv6 A6 Aware Server/Resolver
              Message Size Requirements
            
            - RFC 2874: DNS Extensions to Support IPv6 Address
              Aggregation and Renumbering
            
            - RFC 6563: Moving A6 to Historic Status";

        }
        enum "DNAME" {
          value 39;
          description "DNAME.";
          reference
            "- RFC 2672: Non-Terminal DNS Name Redirection
            
            - RFC 6672: DNAME Redirection in the DNS";

        }
        enum "SINK" {
          value 40;
          description "Kitchen sink.";
        }
        enum "OPT" {
          value 41;
          description "OPT pseudo-RR.";
          reference
            "- RFC 6891: Extension Mechanisms for DNS (EDNS(0))
            
            - RFC 3225: Indicating Resolver Support of DNSSEC";

        }
        enum "APL" {
          value 42;
          description "Address prefix list.";
          reference
            "RFC 3123: A DNS RR Type for Lists of Address Prefixes (APL
            RR)";

        }
        enum "DS" {
          value 43;
          description "Delegation signer.";
          reference
            "- RFC 4034: Resource Records for the DNS Security
              Extensions
            
            - RFC 3658: Delegation Signer (DS) Resource Record (RR)";

        }
        enum "SSHFP" {
          value 44;
          description "SSH key fingerprint.";
          reference
            "RFC 4255: Using DNS to Securely Publish Secure Shell (SSH)
            Key Fingerprints";

        }
        enum "IPSECKEY" {
          value 45;
          description "IPSec key.";
          reference
            "RFC 4025: A Method for Storing IPsec Keying Material in
            DNS";

        }
        enum "RRSIG" {
          value 46;
          description "RR signature.";
          reference
            "- RFC 4034: Resource Records for the DNS Security
              Extensions
            
            - RFC 3755: Legacy Resolver Compatibility for Delegation
              Signer (DS)";

        }
        enum "NSEC" {
          value 47;
          description
            "NSEC resource record.";
          reference
            "- RFC 4034: Resource Records for the DNS Security
              Extensions
            
            - RFC 3755: Legacy Resolver Compatibility for Delegation
              Signer (DS)";

        }
        enum "DNSKEY" {
          value 48;
          description
            "DNSKEY resource record.";
          reference
            "- RFC 4034: Resource Records for the DNS Security
              Extensions
            
            - RFC 3755: Legacy Resolver Compatibility for Delegation
              Signer (DS)";

        }
        enum "DHCID" {
          value 49;
          description
            "DHCID resource record.";
          reference
            "RFC 4701: A DNS Resource Record (RR) for Encoding Dynamic
            Host Configuration Protocol (DHCP) Information (DHCID
            RR)";

        }
        enum "NSEC3" {
          value 50;
          description
            "NSEC3 resource record.";
          reference
            "RFC 5155: DNS Security (DNSSEC) Hashed Authenticated
            Denial of Existence";

        }
        enum "NSEC3PARAM" {
          value 51;
          description
            "NSEC3PARAM resource record.";
          reference
            "RFC 5155: DNS Security (DNSSEC) Hashed Authenticated
            Denial of Existence";

        }
        enum "TLSA" {
          value 52;
          description
            "TLSA resource record.";
          reference
            "RFC 6698: The DNS-Based Authentication of Named Entities
            (DANE) Transport Layer Security (TLS) Protocol: TLSA";

        }
        enum "SMIMEA" {
          value 53;
          description
            "S/MIME cert association";
          reference
            "RFC 8162: Using Secure DNS to Associate Certificates with
            Domain Names for S/MIME";

        }
        enum "HIP" {
          value 55;
          description
            "Host identity protocol.";
          reference
            "RFC 5205: Host Identity Protocol (HIP) Domain Name System
            (DNS) Extension";

        }
        enum "NINFO" {
          value 56;
          description
            "NINFO resource record.";
        }
        enum "RKEY" {
          value 57;
          description
            "RKEY resource record.";
        }
        enum "TALINK" {
          value 58;
          description "Trust anchor LINK.";
        }
        enum "CDS" {
          value 59;
          description "Child DS.";
          reference
            "RFC 7344: Automating DNSSEC Delegation Trust
            Maintenance";

        }
        enum "CDNSKEY" {
          value 60;
          description
            "DNSKEY(s) the child wants reflected in DS.";
          reference
            "RFC 7344: Automating DNSSEC Delegation Trust
            Maintenance";

        }
        enum "OPENPGPKEY" {
          value 61;
          description "OpenPGP key.";
          reference
            "RFC 7929: DNS-Based Authentication of Named Entities
            (DANE) Bindings for OpenPGP";

        }
        enum "CSYNC" {
          value 62;
          description
            "Child-to-parent synchronization.";
          reference
            "RFC 7477: Child-to-Parent Synchronization in DNS";

        }
        enum "SPF" {
          value 99;
          description
            "SPF (sender policy framework) resource record.";
          reference
            "RFC 7208: Sender Policy Framework (SPF) for Authorizing
            Use of Domains in Email, Version 1";

        }
        enum "UINFO" {
          value 100;
          description "IANA-reserved.";
        }
        enum "UID" {
          value 101;
          description "IANA-reserved.";
        }
        enum "GID" {
          value 102;
          description "IANA-reserved.";
        }
        enum "UNSPEC" {
          value 103;
          description "IANA-reserved.";
        }
        enum "NID" {
          value 104;
          description "Node identifier.";
          reference
            "RFC 6742: DNS Resource Records for the Identifier-Locator
            Network Protocol (ILNP)";

        }
        enum "L32" {
          value 105;
          description "L32 resource record.";
          reference
            "RFC 6742: DNS Resource Records for the Identifier-Locator
            Network Protocol (ILNP)";

        }
        enum "L64" {
          value 106;
          description "L64 resource record.";
          reference
            "RFC 6742: DNS Resource Records for the Identifier-Locator
            Network Protocol (ILNP)";

        }
        enum "LP" {
          value 107;
          description "LP resource record.";
          reference
            "RFC 6742: DNS Resource Records for the Identifier-Locator
            Network Protocol (ILNP)";

        }
        enum "EUI48" {
          value 108;
          description "An EUI-48 address.";
          reference
            "RFC 7043: Resource Records for EUI-48 and EUI-64 Addresses
            in the DNS";

        }
        enum "EUI64" {
          value 109;
          description "An EUI-64 address.";
          reference
            "RFC 7043: Resource Records for EUI-48 and EUI-64 Addresses
            in the DNS";

        }
        enum "TKEY" {
          value 249;
          description "Transaction key.";
          reference
            "RFC 2930: Secret Key Establishment for DNS (TKEY RR)";

        }
        enum "TSIG" {
          value 250;
          description
            "Transaction signature.";
          reference
            "RFC 2845: Secret Key Transaction Authentication for DNS
            (TSIG)";

        }
        enum "IXFR" {
          value 251;
          description
            "Incremental transfer.";
          reference
            "RFC 1995: Incremental Zone Transfer in DNS";

        }
        enum "AXFR" {
          value 252;
          description
            "Transfer of an entire zone.";
          reference
            "- RFC 1035: Domain Names - Implementation and
              Specification
            
            - RFC 5936: DNS Zone Transfer Protocol (AXFR)";

        }
        enum "MAILB" {
          value 253;
          description
            "Mailbox-related RRs (MB, MG or MR).";
          reference
            "RFC 1035: Domain Names - Implementation and
            Specification";

        }
        enum "MAILA" {
          value 254;
          status obsolete;
          description
            "Mail agent RRs (obsolete - see MX).";
          reference
            "RFC 1035: Domain Names - Implementation and
            Specification";

        }
        enum "*" {
          value 255;
          description
            "A request for all records the server/cache has
           available.";
          reference
            "- RFC 1035: Domain Names - Implementation and
              Specification
            
            - RFC 6895: Domain Name System (DNS) IANA
              Considerations";

        }
        enum "URI" {
          value 256;
          description "URI resource record.";
          reference
            "RFC 7553: The Uniform Resource Identifier (URI) DNS
            Resource Record";

        }
        enum "CAA" {
          value 257;
          description
            "Certification authority authorization.";
          reference
            "RFC 6844: DNS Certification Authority Authorization (CAA)
            Resource Record";

        }
        enum "AVC" {
          value 258;
          description
            "Application visibility and control.";
        }
        enum "DOA" {
          value 259;
          description
            "Digital object architecture";
          reference
            "draft-durand-doa-over-dns: DOA over DNS";

        }
        enum "AMTRELAY" {
          value 260;
          description
            "Automatic multicast tunneling relay.";
          reference
            "J. Holland: DNS Reverse IP AMT Discovery.
             draft-ietf-mboned-driad-amt-discovery.";

        }
        enum "TA" {
          value 32768;
          description
            "DNSSEC trust authorities.";
        }
        enum "DLV" {
          value 32769;
          description
            "DNSSEC lookaside validation.";
          reference
            "RFC 4431: The DNSSEC Lookaside Validation (DLV) DNS
            Resource Record";

        }
      }
      description
        "This enumeration type defines mnemonic names and corresponding
       numeric values of DNS resource record types.";
      reference
        "- RFC 6895: Domain Name System (DNS) IANA Considerations
        
        - RFC 1035: Domain Names - Implementation and Specification";

    }

    typedef rr-type {
      type union {
        type uint16;
        type rr-type-name;
      }
      description
        "This type allows for referring to a DNS resource record type
       using either the assigned mnemonic name or numeric value.";
    }
  }  // module iana-dns-class-rr-type