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Common Internet Message Headers (RFC2076)

IP.com Disclosure Number: IPCOM000002628D
Original Publication Date: 1997-Feb-01
Included in the Prior Art Database: 2000-Sep-13
Document File: 21 page(s) / 44K

Publishing Venue

Internet Society Requests For Comment (RFCs)

Related People

J. Palme: AUTHOR

Abstract

This memo contains a table of commonly occurring headers in headings of e-mail messages. The document compiles information from other RFCs such as RFC 822, RFC 1036, RFC 1123, RFC 1327, RFC 1496, RFC 1521, RFC 1766, RFC 1806, RFC 1864 and RFC 1911. A few commonly occurring headers which are not defined in RFCs are also included. For each header, the memo gives a short description and a reference to the RFC in which the header is defined.

This text was extracted from a ASCII Text document.
This is the abbreviated version, containing approximately 7% of the total text.

Network Working Group J. Palme

Request for Comments: 2076 Stockholm University/KTH

Category: Informational February 1997

Common Internet Message Headers

Status of this Memo

This memo provides information for the Internet community. This memo

does not specify an Internet standard of any kind. Distribution of

this memo is unlimited.

Abstract

This memo contains a table of commonly occurring headers in headings

of e-mail messages. The document compiles information from other RFCs

such as RFC 822, RFC 1036, RFC 1123, RFC 1327, RFC 1496, RFC 1521,

RFC 1766, RFC 1806, RFC 1864 and RFC 1911. A few commonly occurring

headers which are not defined in RFCs are also included. For each

header, the memo gives a short description and a reference to the RFC

in which the header is defined.

Table of contents

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

2. Use of gatewaying headers................................. 3

3. Table of headers.......................................... 3

3.1 Phrases used in the tables.......................... 3

3.2 Trace information................................... 5

3.3 Format and control information...................... 5

3.4 Sender and recipient indication..................... 6

3.5 Response control.................................... 9

3.6 Message identification and referral headers......... 11

3.7 Other textual headers............................... 12

3.8 Headers containing dates and times.................. 13

3.9 Quality information................................. 13

3.10 Language information............................... 14

3.11 Size information................................... 14

3.12 Conversion control................................. 15

3.13 Encoding information............................... 15

3.14 Resent-headers..................................... 16

3.15 Security and reliability........................... 16

3.16 Miscellaneous...................................... 16

4. Acknowledgments........................................... 18

5. References................................................ 18

6. Author's Address.......................................... 20

Appendix A:

Headers sorted by Internet RFC document in which they appear. 21

Appendix B:

Alphabetical index........................................... 25

1. Introduction

Many different Internet standards and RFCs define headers which may

occur on Internet Mail Messages and Usenet News Articles. The

intention of this document is to list all such headers in one

document as an aid to people developing message systems or interested

in Internet Mail standards.

The document contains all headers which the author has found in the

following Internet standards: , RFC 822 [2],...