1.1. Terminology and Definitions

1.1. Terminology and Definitions

The key words "MUST", "MUST NOT", "REQUIRED", "SHALL", "SHALL NOT", "SHOULD", "SHOULD NOT", "RECOMMENDED", "NOT RECOMMENDED", "MAY", and "OPTIONAL" in this document are to be interpreted as described in BCP 14 [RFC2119] [RFC8174] when, and only when, they appear in all capitals, as shown here.

The following list describes terminology and definitions used throughout this document:

DNR: Domain Name Registry or Domain Name Registrar

LDH: letters, digits, hyphen

member: data found within an object as defined by JSON [RFC8259]

object: a data structure as defined by JSON [RFC8259]

object class: the definition of members that may be found in JSON objects described in this document

object instance: an instantiation or specific instance of an object class

RDAP: Registration Data Access Protocol

RIR: Regional Internet Registry