83 results ( Show 25 | All )
| Number | Files | Title | Authors | Date | More Info | Status |
|---|---|---|---|---|---|---|
| RFC 788 | ASCII, PDF, HTML | Simple Mail Transfer Protocol | J. Postel | November 1981 | Obsoletes RFC 780, Obsoleted by RFC 821 | Unknown |
| RFC 821 part of STD 10 | ASCII, PDF, HTML | Simple Mail Transfer Protocol | J. Postel | August 1982 | Obsoletes RFC 788, Obsoleted by RFC 2821 | Internet Standard |
| RFC 876 | ASCII, PDF, HTML | Survey of SMTP implementations | D. Smallberg | September 1983 | Unknown | |
| RFC 1047 | ASCII, PDF, HTML | Duplicate messages and SMTP | C. Partridge | February 1988 | Unknown | |
| RFC 1090 | ASCII, PDF, HTML | SMTP on X.25 | R. Ullmann | February 1989 | Unknown | |
| RFC 1405 | ASCII, PDF, HTML | Mapping between X.400(1984/1988) and Mail-11 (DECnet mail) | C. Allocchio | January 1993 | Obsoleted by RFC 2162 | Experimental |
| RFC 1425 | ASCII, PDF, HTML | SMTP Service Extensions | J. Klensin, N. Freed, Ed., M. Rose, E. Stefferud, D. Crocker | February 1993 | Obsoleted by RFC 1651 | Proposed Standard |
| RFC 1426 | ASCII, PDF, HTML | SMTP Service Extension for 8bit-MIMEtransport | J. Klensin, N. Freed, Ed., M. Rose, E. Stefferud, D. Crocker | February 1993 | Obsoleted by RFC 1652 | Proposed Standard |
| RFC 1427 | ASCII, PDF, HTML | SMTP Service Extension for Message Size Declaration | J. Klensin, N. Freed, Ed., K. Moore | February 1993 | Obsoleted by RFC 1653 | Proposed Standard |
| RFC 1428 | ASCII, PDF, HTML | Transition of Internet Mail from Just-Send-8 to 8bit-SMTP/MIME | G. Vaudreuil | February 1993 | Informational | |
| RFC 1651 | ASCII, PDF, HTML | SMTP Service Extensions | J. Klensin, N. Freed, M. Rose, E. Stefferud, D. Crocker | July 1994 | Obsoletes RFC 1425, Obsoleted by RFC 1869 | Draft Standard |
| RFC 1652 | ASCII, PDF, HTML | SMTP Service Extension for 8bit-MIMEtransport | J. Klensin, N. Freed, M. Rose, E. Stefferud, D. Crocker | July 1994 | Obsoletes RFC 1426, Obsoleted by RFC 6152 | Draft Standard |
| RFC 1653 | ASCII, PDF, HTML | SMTP Service Extension for Message Size Declaration | J. Klensin, N. Freed, K. Moore | July 1994 | Obsoletes RFC 1427, Obsoleted by RFC 1870 | Draft Standard |
| RFC 1830 | ASCII, PDF, HTML | SMTP Service Extensions for Transmission of Large and Binary MIME Messages | G. Vaudreuil | August 1995 | Obsoleted by RFC 3030 | Experimental |
| RFC 1845 | ASCII, PDF, HTML | SMTP Service Extension for Checkpoint/Restart | D. Crocker, N. Freed, A. Cargille | September 1995 | Experimental | |
| RFC 1846 | ASCII, PDF, HTML | SMTP 521 Reply Code | A. Durand, F. Dupont | September 1995 | Updated by RFC 7504 | Experimental |
| RFC 1854 | ASCII, PDF, HTML | SMTP Service Extension for Command Pipelining | N. Freed | October 1995 | Obsoleted by RFC 2197 | Proposed Standard |
| RFC 1869 part of STD 10 | ASCII, PDF, HTML | SMTP Service Extensions | J. Klensin, N. Freed, M. Rose, E. Stefferud, D. Crocker | November 1995 | Obsoletes RFC 1651, Obsoleted by RFC 2821 | Internet Standard |
| RFC 1870 part of STD 10 | ASCII, PDF, HTML | SMTP Service Extension for Message Size Declaration | J. Klensin, N. Freed, K. Moore | November 1995 | Obsoletes RFC 1653 | Internet Standard |
| RFC 1891 | ASCII, PDF, HTML, HTML with inline errata | SMTP Service Extension for Delivery Status Notifications | K. Moore | January 1996 | Errata, Obsoleted by RFC 3461 | Proposed Standard |
| RFC 1893 | ASCII, PDF, HTML | Enhanced Mail System Status Codes | G. Vaudreuil | January 1996 | Obsoleted by RFC 3463 | Proposed Standard |
| RFC 1911 | ASCII, PDF, HTML | Voice Profile for Internet Mail | G. Vaudreuil | February 1996 | Obsoleted by RFC 2421, RFC 2422, RFC 2423 | Experimental |
| RFC 1985 | ASCII, PDF, HTML, HTML with inline errata | SMTP Service Extension for Remote Message Queue Starting | J. De Winter | August 1996 | Errata | Proposed Standard |
| RFC 2033 | ASCII, PDF, HTML | Local Mail Transfer Protocol | J. Myers | October 1996 | Informational | |
| RFC 2034 | ASCII, PDF, HTML | SMTP Service Extension for Returning Enhanced Error Codes | N. Freed | October 1996 | Proposed Standard | |
| RFC 2197 | ASCII, PDF, HTML | SMTP Service Extension for Command Pipelining | N. Freed | September 1997 | Obsoletes RFC 1854, Obsoleted by RFC 2920 | Draft Standard |
| RFC 2442 | ASCII, PDF, HTML | The Batch SMTP Media Type | N. Freed, D. Newman, J. Belissent, M. Hoy | November 1998 | Informational | |
| RFC 2476 | ASCII, PDF, HTML | Message Submission | R. Gellens, J. Klensin | December 1998 | Obsoleted by RFC 4409 | Proposed Standard |
| RFC 2487 | ASCII, PDF, HTML | SMTP Service Extension for Secure SMTP over TLS | P. Hoffman | January 1999 | Obsoleted by RFC 3207 | Proposed Standard |
| RFC 2505 a.k.a. BCP 30 | ASCII, PDF, HTML | Anti-Spam Recommendations for SMTP MTAs | G. Lindberg | February 1999 | Best Current Practice | |
| RFC 2554 | ASCII, PDF, HTML | SMTP Service Extension for Authentication | J. Myers | March 1999 | Obsoleted by RFC 4954 | Proposed Standard |
| RFC 2645 | ASCII, PDF, HTML, HTML with inline errata | ON-DEMAND MAIL RELAY (ODMR) SMTP with Dynamic IP Addresses | R. Gellens | August 1999 | Errata | Proposed Standard |
| RFC 2821 | ASCII, PDF, HTML, HTML with inline errata | Simple Mail Transfer Protocol | J. Klensin, Ed. | April 2001 | Errata, Obsoletes RFC 821, RFC 974, RFC 1869, Obsoleted by RFC 5321, Updated by RFC 5336 | Proposed Standard |
| RFC 2852 | ASCII, PDF, HTML | Deliver By SMTP Service Extension | D. Newman | June 2000 | Errata, Updates RFC 1894 | Proposed Standard |
| RFC 2920 a.k.a. STD 60 | ASCII, PDF, HTML | SMTP Service Extension for Command Pipelining | N. Freed | September 2000 | Obsoletes RFC 2197 | Internet Standard |
| RFC 3030 | ASCII, PDF, HTML, HTML with inline errata | SMTP Service Extensions for Transmission of Large and Binary MIME Messages | G. Vaudreuil | December 2000 | Errata, Obsoletes RFC 1830 | Proposed Standard |
| RFC 3207 | ASCII, PDF, HTML, HTML with inline errata | SMTP Service Extension for Secure SMTP over Transport Layer Security | P. Hoffman | February 2002 | Errata, Obsoletes RFC 2487, Updated by RFC 7817 | Proposed Standard |
| RFC 3249 | ASCII, PDF, HTML | Implementers Guide for Facsimile Using Internet Mail | V. Cancio, M. Moldovan, H. Tamura, D. Wing | September 2002 | Informational | |
| RFC 3461 | ASCII, PDF, HTML, HTML with inline errata | Simple Mail Transfer Protocol (SMTP) Service Extension for Delivery Status Notifications (DSNs) | K. Moore | January 2003 | Errata, Obsoletes RFC 1891, Updated by RFC 3798, RFC 3885, RFC 5337, RFC 6533, RFC 8098 | Draft Standard |
| RFC 3463 | ASCII, PDF, HTML | Enhanced Mail System Status Codes | G. Vaudreuil | January 2003 | Errata, Obsoletes RFC 1893, Updated by RFC 3886, RFC 4468, RFC 4865, RFC 4954, RFC 5248 | Draft Standard |
| RFC 3848 | ASCII, PDF, HTML | ESMTP and LMTP Transmission Types Registration | C. Newman | July 2004 | Draft Standard (changed from Proposed Standard January 2010) | |
| RFC 3865 | ASCII, PDF, HTML | A No Soliciting Simple Mail Transfer Protocol (SMTP) Service Extension | C. Malamud | September 2004 | Proposed Standard | |
| RFC 3885 | ASCII, PDF, HTML | SMTP Service Extension for Message Tracking | E. Allman, T. Hansen | September 2004 | Updates RFC 3461 | Proposed Standard |
| RFC 3887 | ASCII, PDF, HTML, HTML with inline errata | Message Tracking Query Protocol | T. Hansen | September 2004 | Errata, Updated by RFC 8553, RFC 8996 | Proposed Standard |
| RFC 3974 | ASCII, PDF, HTML | SMTP Operational Experience in Mixed IPv4/v6 Environments | M. Nakamura, J. Hagino | January 2005 | Informational | |
| RFC 4095 | ASCII, PDF, HTML | Attaching Meaning to Solicitation Class Keywords | C. Malamud | May 2005 | Proposed Standard | |
| RFC 4141 | ASCII, PDF, HTML, HTML with inline errata | SMTP and MIME Extensions for Content Conversion | K. Toyoda, D. Crocker | November 2005 | Errata | Proposed Standard |
| RFC 4405 | ASCII, PDF, HTML | SMTP Service Extension for Indicating the Responsible Submitter of an E-Mail Message | E. Allman, H. Katz | April 2006 | Historic (changed from Experimental February 2020) | |
| RFC 4409 | ASCII, PDF, HTML, HTML with inline errata | Message Submission for Mail | R. Gellens, J. Klensin | April 2006 | Errata, Obsoletes RFC 2476, Obsoleted by RFC 6409 | Draft Standard |
| RFC 4496 | ASCII, PDF, HTML | Open Pluggable Edge Services (OPES) SMTP Use Cases | M. Stecher, A. Barbir | May 2006 | Informational | |
| RFC 4865 | ASCII, PDF, HTML, HTML with inline errata | SMTP Submission Service Extension for Future Message Release | G. White, G. Vaudreuil | May 2007 | Errata, Updates RFC 3463, RFC 3464 | Proposed Standard |
| RFC 4902 | ASCII, PDF, HTML | Integrity, Privacy, and Security in Open Pluggable Edge Services (OPES) for SMTP | M. Stecher | May 2007 | Informational | |
| RFC 4952 | ASCII, PDF, HTML | Overview and Framework for Internationalized Email | J. Klensin, Y. Ko | July 2007 | Errata, Obsoleted by RFC 6530, Updated by RFC 5336 | Informational |
| RFC 4954 | ASCII, PDF, HTML, HTML with inline errata | SMTP Service Extension for Authentication | R. Siemborski, Ed., A. Melnikov, Ed. | July 2007 | Errata, Obsoletes RFC 2554, Updates RFC 3463, Updated by RFC 5248 | Proposed Standard |
| RFC 5248 a.k.a. BCP 138 | ASCII, PDF, HTML | A Registry for SMTP Enhanced Mail System Status Codes | T. Hansen, J. Klensin | June 2008 | Updates RFC 3463, RFC 4468, RFC 4954 | Best Current Practice |
| RFC 5260 | ASCII, PDF, HTML, HTML with inline errata | Sieve Email Filtering: Date and Index Extensions | N. Freed | July 2008 | Errata | Proposed Standard |
| RFC 5321 | ASCII, PDF, HTML, HTML with inline errata | Simple Mail Transfer Protocol | J. Klensin | October 2008 | Errata, Obsoletes RFC 2821, Updates RFC 1123, Updated by RFC 7504 | Draft Standard |
| RFC 5336 | ASCII, PDF, HTML, HTML with inline errata | SMTP Extension for Internationalized Email Addresses | J. Yao, Ed., W. Mao, Ed. | September 2008 | Errata, Obsoleted by RFC 6531, Updates RFC 2821, RFC 2822, RFC 4952 | Experimental |
| RFC 5337 | ASCII, PDF, HTML, HTML with inline errata | Internationalized Delivery Status and Disposition Notifications | C. Newman, A. Melnikov, Ed. | September 2008 | Errata, Obsoleted by RFC 6533, Updates RFC 3461, RFC 3462, RFC 3464, RFC 3798 | Experimental |
| RFC 5429 | ASCII, PDF, HTML | Sieve Email Filtering: Reject and Extended Reject Extensions | A. Stone, Ed. | March 2009 | Errata, Obsoletes RFC 3028, Updates RFC 5228 | Proposed Standard |
| RFC 5463 | ASCII, PDF, HTML | Sieve Email Filtering: Ihave Extension | N. Freed | March 2009 | Proposed Standard | |
| RFC 5550 | ASCII, PDF, HTML | The Internet Email to Support Diverse Service Environments (Lemonade) Profile | D. Cridland, Ed., A. Melnikov, Ed., S. Maes, Ed. | August 2009 | Obsoletes RFC 4550, Updates RFC 4469, RFC 4467 | Proposed Standard |
| RFC 5617 | ASCII, PDF, HTML | DomainKeys Identified Mail (DKIM) Author Domain Signing Practices (ADSP) | E. Allman, J. Fenton, M. Delany, J. Levine | August 2009 | Errata, Updated by RFC 8553 | Historic (changed from Proposed Standard November 2013) |
| RFC 5784 | ASCII, PDF, HTML, HTML with inline errata | Sieve Email Filtering: Sieves and Display Directives in XML | N. Freed, S. Vedam | March 2010 | Errata | Proposed Standard |
| RFC 6009 | ASCII, PDF, HTML, HTML with inline errata | Sieve Email Filtering: Delivery Status Notifications and Deliver-By Extensions | N. Freed | October 2010 | Errata | Proposed Standard |
| RFC 6152 a.k.a. STD 71 | ASCII, PDF, HTML | SMTP Service Extension for 8-bit MIME Transport | J. Klensin, N. Freed, M. Rose, D. Crocker, Ed. | March 2011 | Errata, Obsoletes RFC 1652 | Internet Standard |
| RFC 6186 | ASCII, PDF, HTML | Use of SRV Records for Locating Email Submission/Access Services | C. Daboo | March 2011 | Updates RFC 1939, RFC 3501, Updated by RFC 8314, RFC 8553 | Proposed Standard |
| RFC 6530 | ASCII, PDF, HTML | Overview and Framework for Internationalized Email | J. Klensin, Y. Ko | February 2012 | Obsoletes RFC 4952, RFC 5504, RFC 5825 | Proposed Standard |
| RFC 6531 | ASCII, PDF, HTML | SMTP Extension for Internationalized Email | J. Yao, W. Mao | February 2012 | Errata, Obsoletes RFC 5336 | Proposed Standard |
| RFC 6647 | ASCII, PDF, HTML | Email Greylisting: An Applicability Statement for SMTP | M. Kucherawy, D. Crocker | June 2012 | Proposed Standard | |
| RFC 6710 | ASCII, PDF, HTML | Simple Mail Transfer Protocol Extension for Message Transfer Priorities | A. Melnikov, K. Carlberg | August 2012 | Errata | Proposed Standard |
| RFC 6758 | ASCII, PDF, HTML | Tunneling of SMTP Message Transfer Priorities | A. Melnikov, K. Carlberg | October 2012 | Informational | |
| RFC 7103 | ASCII, PDF, HTML | Advice for Safe Handling of Malformed Messages | M. Kucherawy, G. Shapiro, N. Freed | January 2014 | Informational | |
| RFC 7293 | ASCII, PDF, HTML | The Require-Recipient-Valid-Since Header Field and SMTP Service Extension | W. Mills, M. Kucherawy | July 2014 | Proposed Standard | |
| RFC 7504 | ASCII, PDF, HTML | SMTP 521 and 556 Reply Codes | J. Klensin | June 2015 | Updates RFC 1846, RFC 5321 | Proposed Standard |
| RFC 7672 | ASCII, PDF, HTML, HTML with inline errata | SMTP Security via Opportunistic DNS-Based Authentication of Named Entities (DANE) Transport Layer Security (TLS) | V. Dukhovni, W. Hardaker | October 2015 | Errata | Proposed Standard |
| RFC 7817 | ASCII, PDF, HTML | Updated Transport Layer Security (TLS) Server Identity Check Procedure for Email-Related Protocols | A. Melnikov | March 2016 | Updates RFC 2595, RFC 3207, RFC 3501, RFC 5804 | Proposed Standard |
| RFC 7960 | ASCII, PDF, HTML | Interoperability Issues between Domain-based Message Authentication, Reporting, and Conformance (DMARC) and Indirect Email Flows | F. Martin, Ed., E. Lear, Ed., T. Draegen, Ed., E. Zwicky, Ed., K. Andersen, Ed. | September 2016 | Informational | |
| RFC 8314 | ASCII, PDF, HTML | Cleartext Considered Obsolete: Use of Transport Layer Security (TLS) for Email Submission and Access | K. Moore, C. Newman | January 2018 | Errata, Updates RFC 1939, RFC 2595, RFC 3501, RFC 5068, RFC 6186, RFC 6409, Updated by RFC 8997 | Proposed Standard |
| RFC 8460 | ASCII, PDF, HTML | SMTP TLS Reporting | D. Margolis, A. Brotman, B. Ramakrishnan, J. Jones, M. Risher | September 2018 | Errata | Proposed Standard |
| RFC 8461 | ASCII, PDF, HTML | SMTP MTA Strict Transport Security (MTA-STS) | D. Margolis, M. Risher, B. Ramakrishnan, A. Brotman, J. Jones | September 2018 | Errata | Proposed Standard |
| RFC 8689 | HTML, TEXT, PDF, XML | SMTP Require TLS Option | J. Fenton | November 2019 | Errata | Proposed Standard |
| RFC 9422 | HTML, TEXT, PDF, XML | The LIMITS SMTP Service Extension | N. Freed, J. Klensin | February 2024 | Proposed Standard |