HTTP usage in the Registration Data Access Protocol (RDAP)
draft-ietf-weirds-using-http-11

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Replaces draft-designteam-weirds-using-http
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Network Working Group                                          A. Newton
Internet-Draft                                                      ARIN
Intended status: Standards Track                             B. Ellacott
Expires: March 8, 2015                                             APNIC
                                                                 N. Kong
                                                                   CNNIC
                                                       September 4, 2014

       HTTP usage in the Registration Data Access Protocol (RDAP)
                    draft-ietf-weirds-using-http-11

Abstract

   This document is one of a collection that together describe the
   Registration Data Access Protocol (RDAP).  It describes how RDAP is
   transported using the Hypertext Transfer Protocol (HTTP).  RDAP is a
   successor protocol to the very old WHOIS protocol.

Status of This Memo

   This Internet-Draft is submitted in full conformance with the
   provisions of BCP 78 and BCP 79.

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   This Internet-Draft will expire on March 8, 2015.

Copyright Notice

   Copyright (c) 2014 IETF Trust and the persons identified as the
   document authors.  All rights reserved.

   This document is subject to BCP 78 and the IETF Trust's Legal
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   (http://trustee.ietf.org/license-info) in effect on the date of
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   include Simplified BSD License text as described in Section 4.e of

Newton, et al.            Expires March 8, 2015                 [Page 1]
Internet-Draft               RDAP over HTTP               September 2014

   the Trust Legal Provisions and are provided without warranty as
   described in the Simplified BSD License.

Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   2
   2.  Terminology . . . . . . . . . . . . . . . . . . . . . . . . .   4
   3.  Design Intents  . . . . . . . . . . . . . . . . . . . . . . .   4
   4.  Queries . . . . . . . . . . . . . . . . . . . . . . . . . . .   5
     4.1.  HTTP Methods  . . . . . . . . . . . . . . . . . . . . . .   5
     4.2.  Accept Header . . . . . . . . . . . . . . . . . . . . . .   5
     4.3.  Query Parameters  . . . . . . . . . . . . . . . . . . . .   5
   5.  Types of HTTP Response  . . . . . . . . . . . . . . . . . . .   5
     5.1.  Positive Answers  . . . . . . . . . . . . . . . . . . . .   5
     5.2.  Redirects . . . . . . . . . . . . . . . . . . . . . . . .   6
     5.3.  Negative Answers  . . . . . . . . . . . . . . . . . . . .   6
     5.4.  Malformed Queries . . . . . . . . . . . . . . . . . . . .   6
     5.5.  Rate Limits . . . . . . . . . . . . . . . . . . . . . . .   7
     5.6.  Cross-Origin Resource Sharing . . . . . . . . . . . . . .   7
   6.  Extensibility . . . . . . . . . . . . . . . . . . . . . . . .   7
   7.  Security Considerations . . . . . . . . . . . . . . . . . . .   8
   8.  IANA Considerations . . . . . . . . . . . . . . . . . . . . .   8
     8.1.  RDAP Extensions Registry  . . . . . . . . . . . . . . . .   8
   9.  Internationalization Considerations . . . . . . . . . . . . .   9
     9.1.  URIs and IRIs . . . . . . . . . . . . . . . . . . . . . .   9
     9.2.  Language Identifiers in Queries and Responses . . . . . .   9
     9.3.  Language Identifiers in HTTP Headers  . . . . . . . . . .   9
   10. Contributing Authors and Acknowledgements . . . . . . . . . .  10
   11. References  . . . . . . . . . . . . . . . . . . . . . . . . .  10
     11.1.  Normative References . . . . . . . . . . . . . . . . . .  10
     11.2.  Informative References . . . . . . . . . . . . . . . . .  11
   Appendix A.  Protocol Example . . . . . . . . . . . . . . . . . .  11
   Appendix B.  Cache Busting  . . . . . . . . . . . . . . . . . . .  12
   Appendix C.  Changelog  . . . . . . . . . . . . . . . . . . . . .  13
   Authors' Addresses  . . . . . . . . . . . . . . . . . . . . . . .  16

1.  Introduction

   This document describes the usage of HTTP[RFC7230] for Registration
   Data Directory Services.  The goal of this document is to tie
   together usage patterns of HTTP into a common profile applicable to
   the various types of Directory Services serving Registration Data
   using RESTful practices.  By giving the various Directory Services
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