RFC 1035 (rfc1035) - Page 2 of 55


Domain names - implementation and specification



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RFC 1035        Domain Implementation and Specification    November 1987


          3.2.5. QCLASS values                                       13
      3.3. Standard RRs                                              13
          3.3.1. CNAME RDATA format                                  14
          3.3.2. HINFO RDATA format                                  14
          3.3.3. MB RDATA format (EXPERIMENTAL)                      14
          3.3.4. MD RDATA format (Obsolete)                          15
          3.3.5. MF RDATA format (Obsolete)                          15
          3.3.6. MG RDATA format (EXPERIMENTAL)                      16
          3.3.7. MINFO RDATA format (EXPERIMENTAL)                   16
          3.3.8. MR RDATA format (EXPERIMENTAL)                      17
          3.3.9. MX RDATA format                                     17
          3.3.10. NULL RDATA format (EXPERIMENTAL)                   17
          3.3.11. NS RDATA format                                    18
          3.3.12. PTR RDATA format                                   18
          3.3.13. SOA RDATA format                                   19
          3.3.14. TXT RDATA format                                   20
      3.4. ARPA Internet specific RRs                                20
          3.4.1. A RDATA format                                      20
          3.4.2. WKS RDATA format                                    21
      3.5. IN-ADDR.ARPA domain                                       22
      3.6. Defining new types, classes, and special namespaces       24
  4. MESSAGES                                                        25
      4.1. Format                                                    25
          4.1.1. Header section format                               26
          4.1.2. Question section format                             28
          4.1.3. Resource record format                              29
          4.1.4. Message compression                                 30
      4.2. Transport                                                 32
          4.2.1. UDP usage                                           32
          4.2.2. TCP usage                                           32
  5. MASTER FILES                                                    33
      5.1. Format                                                    33
      5.2. Use of master files to define zones                       35
      5.3. Master file example                                       36
  6. NAME SERVER IMPLEMENTATION                                      37
      6.1. Architecture                                              37
          6.1.1. Control                                             37
          6.1.2. Database                                            37
          6.1.3. Time                                                39
      6.2. Standard query processing                                 39
      6.3. Zone refresh and reload processing                        39
      6.4. Inverse queries (Optional)                                40
          6.4.1. The contents of inverse queries and responses       40
          6.4.2. Inverse query and response example                  41
          6.4.3. Inverse query processing                            42






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