Browse Prior Art Database

The US Domain (RFC1480)

IP.com Disclosure Number: IPCOM000002308D
Original Publication Date: 1993-Jun-01
Included in the Prior Art Database: 2000-Sep-12
Document File: 37 page(s) / 93K

Publishing Venue

Internet Society Requests For Comment (RFCs)

Related People

A. Cooper: AUTHOR [+2]

Abstract

1.1 The Internet Domain Name System

This text was extracted from a ASCII Text document.
This is the abbreviated version, containing approximately 3% of the total text.

Network Working Group A. Cooper

Request for Comments: 1480 J. Postel

Obsoletes: 1386 June 1993

The US Domain

Status of this Memo

This memo provides information for the Internet community. It does

not specify an Internet standard. Distribution of this memo is

unlimited.

Table of Contents

1. Introduction ................................................ 2

1.1 The Internet Domain Name System......................... 2

1.2 Top-Level Domains....................................... 3

1.3 The US Domain .......................................... 4

2. Naming Structure ............................................ 4

2.1 State Codes ............................................ 8

2.2 Locality Names.......................................... 8

2.3 Schools ................................................ 10

2.4 State Agencies.......................................... 15

2.5 Federal Agencies ....................................... 15

2.6 Distributed National Institutes......................... 15

2.7 General Independent Entities............................ 16

2.8 Examples of Names....................................... 17

3. Registration ................................................ 20

3.1 Requirements ........................................... 20

3.2 Direct Entries ......................................... 21

3.2.1 IP-Hosts............................................. 21

3.2.2 Non-IP Hosts ........................................ 21

3.3 Delegated Subdomains ................................... 24

3.3.1 Delegation Requirement............................... 26

3.3.2 Delegation Procedures ............................... 28

3.3.3 Subdomain Contacts................................... 29

4. Database Information......................................... 30

4.1 Name Servers ........................................... 30

4.2 Zone files ............................................. 30

4.3 Resource Records ....................................... 31

4.3.1 "A" Records ......................................... 32

4.3.2 CNAME Records ....................................... 32

4.3.3 MX Records .......................................... 33

4.3.4 HINFO Records ....................................... 33

4.3.5 PTR Records ......................................... 33

4.4 Wildcards .............................................. 34

5. References .................................................. 35

6. Security Considerations ..................................... 35

7. Authors' Addresses .......................................... 36

Appendix-I: US Domain Names BNF................................. 37

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