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References to STD 10

These dependencies are extracted using heuristics looking for strings with particular prefixes. Notably, this means that references to I-Ds by title only are not reflected here. If it's really important, please inspect the documents' references sections directly.

Showing RFCs and active Internet-Drafts, sorted by reference type, then document name.

Document Title Status Type Downref
draft-ietf-emailcore-iana-cleanup
As rfc1870
Updates to SMTP related IANA registries
References Referenced by
normatively references
draft-ietf-emailcore-rfc5321bis
As rfc821
Simple Mail Transfer Protocol
References Referenced by
Internet Standard normatively references
draft-ietf-emailcore-rfc5321bis
As rfc1870
Simple Mail Transfer Protocol
References Referenced by
Internet Standard normatively references
RFC 3461 Simple Mail Transfer Protocol (SMTP) Service Extension for Delivery Status Notifications (DSNs)
References Referenced by
Draft Standard normatively references
RFC 3462 The Multipart/Report Content Type for the Reporting of Mail System Administrative Messages
References Referenced by
Draft Standard normatively references
RFC 3463 Enhanced Mail System Status Codes
References Referenced by
Draft Standard normatively references
RFC 3464 An Extensible Message Format for Delivery Status Notifications
References Referenced by
Draft Standard normatively references
RFC 3801 Voice Profile for Internet Mail - version 2 (VPIMv2)
References Referenced by
Draft Standard normatively references
RFC 3885
As rfc1869
SMTP Service Extension for Message Tracking
References Referenced by
Proposed Standard normatively references
RFC 3885 SMTP Service Extension for Message Tracking
References Referenced by
Proposed Standard normatively references
RFC 4141 SMTP and MIME Extensions for Content Conversion
References Referenced by
Proposed Standard normatively references
RFC 4409
As rfc821
Message Submission for Mail
References Referenced by
Draft Standard normatively references
RFC 4409
As rfc1869
Message Submission for Mail
References Referenced by
Draft Standard normatively references
RFC 4409 Message Submission for Mail
References Referenced by
Draft Standard normatively references
RFC 4550
As rfc1870
Internet Email to Support Diverse Service Environments (Lemonade) Profile
References Referenced by
Proposed Standard normatively references
RFC 4550 Internet Email to Support Diverse Service Environments (Lemonade) Profile
References Referenced by
Proposed Standard normatively references
RFC 5321 Simple Mail Transfer Protocol
References Referenced by
Draft Standard normatively references
RFC 5550 The Internet Email to Support Diverse Service Environments (Lemonade) Profile
References Referenced by
Proposed Standard normatively references
RFC 8494
As rfc1870
Multicast Email (MULE) over Allied Communications Publication (ACP) 142
References Referenced by
Informational normatively references
RFC 8494 Multicast Email (MULE) over Allied Communications Publication (ACP) 142
References Referenced by
Informational normatively references
RFC 8621
As rfc1870
The JSON Meta Application Protocol (JMAP) for Mail
References Referenced by
Proposed Standard normatively references
RFC 8621 The JSON Meta Application Protocol (JMAP) for Mail
References Referenced by
Proposed Standard normatively references
draft-ietf-emailcore-rfc5321bis
As rfc974
Simple Mail Transfer Protocol
References Referenced by
Internet Standard informatively references
draft-ietf-emailcore-rfc5321bis
As rfc1869
Simple Mail Transfer Protocol
References Referenced by
Internet Standard informatively references
RFC 1001
As rfc974
Protocol standard for a NetBIOS service on a TCP/UDP transport: Concepts and methods
References Referenced by
Internet Standard informatively references
RFC 1011
As rfc974
Official Internet protocols
References Referenced by
Unknown informatively references
RFC 1011
As rfc821
Official Internet protocols
References Referenced by
Unknown informatively references
RFC 1032
As rfc974
Domain administrators guide
References Referenced by
Unknown informatively references
RFC 1033
As rfc974
Domain Administrators Operations Guide
References Referenced by
Unknown informatively references
RFC 1040
As rfc821
Privacy enhancement for Internet electronic mail: Part I: Message encipherment and authentication procedures
References Referenced by
Unknown informatively references
RFC 1081
As rfc821
Post Office Protocol: Version 3
References Referenced by
Unknown informatively references
RFC 1090
As rfc821
SMTP on X.25
References Referenced by
Unknown informatively references
RFC 1101
As rfc974
DNS encoding of network names and other types
References Referenced by
Unknown informatively references
RFC 1113
As rfc821
Privacy enhancement for Internet electronic mail: Part I - message encipherment and authentication procedures
References Referenced by
Historic informatively references
RFC 1120
As rfc821
Internet Activities Board
References Referenced by
Informational informatively references
RFC 1123
As rfc974
Requirements for Internet Hosts - Application and Support
References Referenced by
Internet Standard informatively references
RFC 1123
As rfc821
Requirements for Internet Hosts - Application and Support
References Referenced by
Internet Standard informatively references
RFC 1135
As rfc821
Helminthiasis of the Internet
References Referenced by
Informational informatively references
RFC 1138
As rfc821
Mapping between X.400(1988) / ISO 10021 and RFC 822
References Referenced by
Experimental informatively references
RFC 1148
As rfc821
Mapping between X.400(1988) / ISO 10021 and RFC 822
References Referenced by
Experimental informatively references
RFC 1160
As rfc821
Internet Activities Board
References Referenced by
Informational informatively references
RFC 1204
As rfc821
Message Posting Protocol (MPP)
References Referenced by
Experimental informatively references
RFC 1225
As rfc821
Post Office Protocol: Version 3
References Referenced by
Draft Standard informatively references
RFC 1325
As rfc821
FYI on Questions and Answers Answers to Commonly asked "New Internet User" Questions
References Referenced by
Informational informatively references
RFC 1327
As rfc821
Mapping between X.400(1988) / ISO 10021 and RFC 822
References Referenced by
Proposed Standard informatively references
RFC 1341
As rfc821
MIME (Multipurpose Internet Mail Extensions): Mechanisms for Specifying and Describing the Format of Internet Message Bodies
References Referenced by
Proposed Standard informatively references
RFC 1425 SMTP Service Extensions
References Referenced by
Proposed Standard informatively references
RFC 1426
As rfc974
SMTP Service Extension for 8bit-MIMEtransport
References Referenced by
Proposed Standard informatively references
RFC 1426 SMTP Service Extension for 8bit-MIMEtransport
References Referenced by
Proposed Standard informatively references
RFC 1427
As rfc974
SMTP Service Extension for Message Size Declaration
References Referenced by
Proposed Standard informatively references
RFC 1427 SMTP Service Extension for Message Size Declaration
References Referenced by
Proposed Standard informatively references
RFC 1440 SIFT/UFT: Sender-Initiated/Unsolicited File Transfer
References Referenced by
Experimental informatively references
RFC 1460
As rfc821
Post Office Protocol - Version 3
References Referenced by
Draft Standard informatively references
RFC 1486
As rfc974
An Experiment in Remote Printing
References Referenced by
Experimental informatively references
RFC 1492
As rfc821
An Access Control Protocol, Sometimes Called TACACS
References Referenced by
Informational informatively references
RFC 1505 Encoding Header Field for Internet Messages
References Referenced by
Experimental informatively references
RFC 1506 A Tutorial on Gatewaying between X.400 and Internet Mail
References Referenced by
Informational informatively references
RFC 1521
As rfc821
MIME (Multipurpose Internet Mail Extensions) Part One: Mechanisms for Specifying and Describing the Format of Internet Message Bodies
References Referenced by
Draft Standard informatively references
RFC 1568 Simple Network Paging Protocol - Version 1(b)
References Referenced by
Informational informatively references
RFC 1594 FYI on Questions and Answers - Answers to Commonly asked "New Internet User" Questions
References Referenced by
Informational informatively references
RFC 1645 Simple Network Paging Protocol - Version 2
References Referenced by
Informational informatively references
RFC 1651 SMTP Service Extensions
References Referenced by
Draft Standard informatively references
RFC 1652 SMTP Service Extension for 8bit-MIMEtransport
References Referenced by
Draft Standard informatively references
RFC 1653 SMTP Service Extension for Message Size Declaration
References Referenced by
Draft Standard informatively references
RFC 1700
As rfc821
Assigned Numbers
References Referenced by
Historic informatively references
RFC 1711
As rfc821
Classifications in E-mail Routing
References Referenced by
Informational informatively references
RFC 1711 Classifications in E-mail Routing
References Referenced by
Informational informatively references
RFC 1725
As rfc821
Post Office Protocol - Version 3
References Referenced by
Internet Standard informatively references
RFC 1730
As rfc821
Internet Message Access Protocol - Version 4
References Referenced by
Proposed Standard informatively references
RFC 1730 Internet Message Access Protocol - Version 4
References Referenced by
Proposed Standard informatively references
RFC 1767 MIME Encapsulation of EDI Objects
References Referenced by
Proposed Standard informatively references
RFC 1830
As rfc821
SMTP Service Extensions for Transmission of Large and Binary MIME Messages
References Referenced by
Experimental informatively references
RFC 1835
As rfc821
Architecture of the WHOIS++ service
References Referenced by
Historic informatively references
RFC 1835 Architecture of the WHOIS++ service
References Referenced by
Historic informatively references
RFC 1845 SMTP Service Extension for Checkpoint/Restart
References Referenced by
Experimental informatively references
RFC 1846 SMTP 521 Reply Code
References Referenced by
Experimental informatively references
RFC 1849
As rfc821
"Son of 1036": News Article Format and Transmission
References Referenced by
Historic informatively references
RFC 1854
As rfc821
SMTP Service Extension for Command Pipelining
References Referenced by
Proposed Standard informatively references
RFC 1854 SMTP Service Extension for Command Pipelining
References Referenced by
Proposed Standard informatively references
RFC 1861 Simple Network Paging Protocol - Version 3 -Two-Way Enhanced
References Referenced by
Informational informatively references
RFC 1869 SMTP Service Extensions
References Referenced by
Internet Standard informatively references
RFC 1870 SMTP Service Extension for Message Size Declaration
References Referenced by
Internet Standard informatively references
RFC 1891 SMTP Service Extension for Delivery Status Notifications
References Referenced by
Proposed Standard informatively references
RFC 1893 Enhanced Mail System Status Codes
References Referenced by
Proposed Standard informatively references
RFC 1894 An Extensible Message Format for Delivery Status Notifications
References Referenced by
Proposed Standard informatively references
RFC 1911
As rfc1870
Voice Profile for Internet Mail
References Referenced by
Experimental informatively references
RFC 1911
As rfc1869
Voice Profile for Internet Mail
References Referenced by
Experimental informatively references
RFC 1911 Voice Profile for Internet Mail
References Referenced by
Experimental informatively references
RFC 1912
As rfc974
Common DNS Operational and Configuration Errors
References Referenced by
Informational informatively references
RFC 1922 Chinese Character Encoding for Internet Messages
References Referenced by
Informational informatively references
RFC 1939
As rfc821
Post Office Protocol - Version 3
References Referenced by
Internet Standard informatively references
RFC 1945 Hypertext Transfer Protocol -- HTTP/1.0
References Referenced by
Informational informatively references
RFC 1985 SMTP Service Extension for Remote Message Queue Starting
References Referenced by
Proposed Standard informatively references
RFC 2033
As rfc1869
Local Mail Transfer Protocol
References Referenced by
Informational informatively references
RFC 2033 Local Mail Transfer Protocol
References Referenced by
Informational informatively references
RFC 2034
As rfc1869
SMTP Service Extension for Returning Enhanced Error Codes
References Referenced by
Proposed Standard informatively references
RFC 2034
As rfc821
SMTP Service Extension for Returning Enhanced Error Codes
References Referenced by
Proposed Standard informatively references
RFC 2060 Internet Message Access Protocol - Version 4rev1
References Referenced by
Proposed Standard informatively references
RFC 2060
As rfc821
Internet Message Access Protocol - Version 4rev1
References Referenced by
Proposed Standard informatively references
RFC 2068 Hypertext Transfer Protocol -- HTTP/1.1
References Referenced by
Proposed Standard informatively references
RFC 2074 Remote Network Monitoring MIB Protocol Identifiers
References Referenced by
Proposed Standard informatively references
RFC 2074
As rfc821
Remote Network Monitoring MIB Protocol Identifiers
References Referenced by
Proposed Standard informatively references
RFC 2076 Common Internet Message Headers
References Referenced by
Informational informatively references
RFC 2110 MIME E-mail Encapsulation of Aggregate Documents, such as HTML (MHTML)
References Referenced by
Proposed Standard informatively references
RFC 2130 The Report of the IAB Character Set Workshop held 29 February - 1 March, 1996
References Referenced by
Informational informatively references
RFC 2142
As rfc974
Mailbox Names for Common Services, Roles and Functions
References Referenced by
Proposed Standard informatively references
RFC 2142
As rfc821
Mailbox Names for Common Services, Roles and Functions
References Referenced by
Proposed Standard informatively references
RFC 2156 MIXER (Mime Internet X.400 Enhanced Relay): Mapping between X.400 and RFC 822/MIME
References Referenced by
Proposed Standard informatively references
RFC 2156
As rfc821
MIXER (Mime Internet X.400 Enhanced Relay): Mapping between X.400 and RFC 822/MIME
References Referenced by
Proposed Standard informatively references
RFC 2167
As rfc821
Referral Whois (RWhois) Protocol V1.5
References Referenced by
Informational informatively references
RFC 2197
As rfc821
SMTP Service Extension for Command Pipelining
References Referenced by
Draft Standard informatively references
RFC 2197
As rfc1869
SMTP Service Extension for Command Pipelining
References Referenced by
Draft Standard informatively references
RFC 2197 SMTP Service Extension for Command Pipelining
References Referenced by
Draft Standard informatively references
RFC 2219
As rfc974
Use of DNS Aliases for Network Services
References Referenced by
Best Current Practice informatively references
RFC 2219
As rfc821
Use of DNS Aliases for Network Services
References Referenced by
Best Current Practice informatively references
RFC 2229
As rfc821
A Dictionary Server Protocol
References Referenced by
Informational informatively references
RFC 2259 Simple Nomenclator Query Protocol (SNQP)
References Referenced by
Informational informatively references
RFC 2298 An Extensible Message Format for Message Disposition Notifications
References Referenced by
Proposed Standard informatively references
RFC 2303 Minimal PSTN address format in Internet Mail
References Referenced by
Proposed Standard informatively references
RFC 2304 Minimal FAX address format in Internet Mail
References Referenced by
Proposed Standard informatively references
RFC 2305 A Simple Mode of Facsimile Using Internet Mail
References Referenced by
Proposed Standard informatively references
RFC 2414 Increasing TCP's Initial Window
References Referenced by
Experimental informatively references
RFC 2421 Voice Profile for Internet Mail - version 2
References Referenced by
Proposed Standard informatively references
RFC 2421
As rfc1869
Voice Profile for Internet Mail - version 2
References Referenced by
Proposed Standard informatively references
RFC 2421
As rfc1870
Voice Profile for Internet Mail - version 2
References Referenced by
Proposed Standard informatively references
RFC 2434
As rfc1869
Guidelines for Writing an IANA Considerations Section in RFCs
References Referenced by
Best Current Practice informatively references
RFC 2442
As rfc1870
The Batch SMTP Media Type
References Referenced by
Informational informatively references
RFC 2442
As rfc821
The Batch SMTP Media Type
References Referenced by
Informational informatively references
RFC 2442
As rfc1869
The Batch SMTP Media Type
References Referenced by
Informational informatively references
RFC 2442 The Batch SMTP Media Type
References Referenced by
Informational informatively references
RFC 2449 POP3 Extension Mechanism
References Referenced by
Proposed Standard informatively references
RFC 2476 Message Submission
References Referenced by
Proposed Standard informatively references
RFC 2476
As rfc1870
Message Submission
References Referenced by
Proposed Standard informatively references
RFC 2476
As rfc821
Message Submission
References Referenced by
Proposed Standard informatively references
RFC 2486 The Network Access Identifier
References Referenced by
Proposed Standard informatively references
RFC 2487
As rfc821
SMTP Service Extension for Secure SMTP over TLS
References Referenced by
Proposed Standard informatively references
RFC 2487
As rfc1869
SMTP Service Extension for Secure SMTP over TLS
References Referenced by
Proposed Standard informatively references
RFC 2487 SMTP Service Extension for Secure SMTP over TLS
References Referenced by
Proposed Standard informatively references
RFC 2505 Anti-Spam Recommendations for SMTP MTAs
References Referenced by
Best Current Practice informatively references
RFC 2532
As rfc974
Extended Facsimile Using Internet Mail
References Referenced by
Proposed Standard informatively references
RFC 2552 Architecture for the Information Brokerage in the ACTS Project GAIA
References Referenced by
Informational informatively references
RFC 2554
As rfc821
SMTP Service Extension for Authentication
References Referenced by
Proposed Standard informatively references
RFC 2554
As rfc1869
SMTP Service Extension for Authentication
References Referenced by
Proposed Standard informatively references
RFC 2616 Hypertext Transfer Protocol -- HTTP/1.1
References Referenced by
Draft Standard informatively references
RFC 2626
As rfc821
The Internet and the Millennium Problem (Year 2000)
References Referenced by
Informational informatively references
RFC 2645
As rfc1869
ON-DEMAND MAIL RELAY (ODMR) SMTP with Dynamic IP Addresses
References Referenced by
Proposed Standard informatively references
RFC 2645 ON-DEMAND MAIL RELAY (ODMR) SMTP with Dynamic IP Addresses
References Referenced by
Proposed Standard informatively references
RFC 2646
As rfc821
The Text/Plain Format Parameter
References Referenced by
Proposed Standard informatively references
RFC 2646 The Text/Plain Format Parameter
References Referenced by
Proposed Standard informatively references
RFC 2652
As rfc821
MIME Object Definitions for the Common Indexing Protocol (CIP)
References Referenced by
Proposed Standard informatively references
RFC 2782
As rfc974
A DNS RR for specifying the location of services (DNS SRV)
References Referenced by
Proposed Standard informatively references
RFC 2821
As rfc974
Simple Mail Transfer Protocol
References Referenced by
Proposed Standard informatively references
RFC 2821 Simple Mail Transfer Protocol
References Referenced by
Proposed Standard informatively references
RFC 2821
As rfc821
Simple Mail Transfer Protocol
References Referenced by
Proposed Standard informatively references
RFC 2825
As rfc821
A Tangled Web: Issues of I18N, Domain Names, and the Other Internet protocols
References Referenced by
Informational informatively references
RFC 2828 Internet Security Glossary
References Referenced by
Informational informatively references
RFC 2852 Deliver By SMTP Service Extension
References Referenced by
Proposed Standard informatively references
RFC 2896
As rfc821
Remote Network Monitoring MIB Protocol Identifier Macros
References Referenced by
Informational informatively references
RFC 2920
As rfc821
SMTP Service Extension for Command Pipelining
References Referenced by
Internet Standard informatively references
RFC 2920
As rfc1869
SMTP Service Extension for Command Pipelining
References Referenced by
Internet Standard informatively references
RFC 2920 SMTP Service Extension for Command Pipelining
References Referenced by
Internet Standard informatively references
RFC 2957 The application/whoispp-query Content-Type
References Referenced by
Informational informatively references
RFC 2958 The application/whoispp-response Content-type
References Referenced by
Informational informatively references
RFC 2979 Behavior of and Requirements for Internet Firewalls
References Referenced by
Informational informatively references
RFC 3023
As rfc821
XML Media Types
References Referenced by
Proposed Standard informatively references
RFC 3027
As rfc821
Protocol Complications with the IP Network Address Translator
References Referenced by
Informational informatively references
RFC 3028 Sieve: A Mail Filtering Language
References Referenced by
Proposed Standard informatively references
RFC 3030
As rfc821
SMTP Service Extensions for Transmission of Large and Binary MIME Messages
References Referenced by
Proposed Standard informatively references
RFC 3030
As rfc1869
SMTP Service Extensions for Transmission of Large and Binary MIME Messages
References Referenced by
Proposed Standard informatively references
RFC 3117 On the Design of Application Protocols
References Referenced by
Informational informatively references
RFC 3191 Minimal GSTN address format in Internet Mail
References Referenced by
Draft Standard informatively references
RFC 3192 Minimal FAX address format in Internet Mail
References Referenced by
Draft Standard informatively references
RFC 3207
As rfc821
SMTP Service Extension for Secure SMTP over Transport Layer Security
References Referenced by
Proposed Standard informatively references
RFC 3249 Implementers Guide for Facsimile Using Internet Mail
References Referenced by
Informational informatively references
RFC 3390 Increasing TCP's Initial Window
References Referenced by
Proposed Standard informatively references
RFC 3435
As rfc821
Media Gateway Control Protocol (MGCP) Version 1.0
References Referenced by
Informational informatively references
RFC 3501
As rfc821
INTERNET MESSAGE ACCESS PROTOCOL - VERSION 4rev1
References Referenced by
Proposed Standard informatively references
RFC 3501 INTERNET MESSAGE ACCESS PROTOCOL - VERSION 4rev1
References Referenced by
Proposed Standard informatively references
RFC 3848 ESMTP and LMTP Transmission Types Registration
References Referenced by
Draft Standard informatively references
RFC 3886 An Extensible Message Format for Message Tracking Responses
References Referenced by
Proposed Standard informatively references
RFC 3886
As rfc1869
An Extensible Message Format for Message Tracking Responses
References Referenced by
Proposed Standard informatively references
RFC 3974 SMTP Operational Experience in Mixed IPv4/v6 Environments
References Referenced by
Informational informatively references
RFC 3977 Network News Transfer Protocol (NNTP)
References Referenced by
Proposed Standard informatively references
RFC 3977
As rfc1869
Network News Transfer Protocol (NNTP)
References Referenced by
Proposed Standard informatively references
RFC 4282
As rfc821
The Network Access Identifier
References Referenced by
Proposed Standard informatively references
RFC 4409
As rfc1870
Message Submission for Mail
References Referenced by
Draft Standard informatively references
RFC 4949
As rfc821
Internet Security Glossary, Version 2
References Referenced by
Informational informatively references
RFC 5068
As rfc821
Email Submission Operations: Access and Accountability Requirements
References Referenced by
Best Current Practice informatively references
RFC 5321
As rfc821
Simple Mail Transfer Protocol
References Referenced by
Draft Standard informatively references
RFC 5321
As rfc974
Simple Mail Transfer Protocol
References Referenced by
Draft Standard informatively references
RFC 5336
As rfc974
SMTP Extension for Internationalized Email Addresses
References Referenced by
Experimental informatively references
RFC 5598
As rfc821
Internet Mail Architecture
References Referenced by
Informational informatively references
RFC 6055
As rfc821
IAB Thoughts on Encodings for Internationalized Domain Names
References Referenced by
Informational informatively references
RFC 6409
As rfc1870
Message Submission for Mail
References Referenced by
Internet Standard informatively references
RFC 6409 Message Submission for Mail
References Referenced by
Internet Standard informatively references
RFC 6530
As rfc821
Overview and Framework for Internationalized Email
References Referenced by
Proposed Standard informatively references
RFC 6710
As rfc1870
Simple Mail Transfer Protocol Extension for Message Transfer Priorities
References Referenced by
Proposed Standard informatively references
RFC 6710 Simple Mail Transfer Protocol Extension for Message Transfer Priorities
References Referenced by
Proposed Standard informatively references
RFC 6950 Architectural Considerations on Application Features in the DNS
References Referenced by
Informational informatively references
RFC 6950
As rfc974
Architectural Considerations on Application Features in the DNS
References Referenced by
Informational informatively references
RFC 819
As rfc821
The Domain Naming Convention for Internet User Applications
References Referenced by
Unknown informatively references
RFC 8324
As rfc974
DNS Privacy, Authorization, Special Uses, Encoding, Characters, Matching, and Root Structure: Time for Another Look?
References Referenced by
Informational informatively references
RFC 8324 DNS Privacy, Authorization, Special Uses, Encoding, Characters, Matching, and Root Structure: Time for Another Look?
References Referenced by
Informational informatively references
RFC 840
As rfc821
Official protocols
References Referenced by
Historic informatively references
RFC 876
As rfc821
Survey of SMTP implementations
References Referenced by
Unknown informatively references
RFC 880
As rfc821
Official protocols
References Referenced by
Historic informatively references
RFC 901
As rfc821
Official ARPA-Internet protocols
References Referenced by
Unknown informatively references
RFC 915
As rfc821
Network mail path service
References Referenced by
Unknown informatively references
RFC 918
As rfc821
Post Office Protocol
References Referenced by
Unknown informatively references
RFC 924
As rfc821
Official ARPA-Internet protocols for connecting personal computers to the Internet
References Referenced by
Unknown informatively references
RFC 934
As rfc821
Proposed standard for message encapsulation
References Referenced by
Unknown informatively references
RFC 937
As rfc821
Post Office Protocol: Version 2
References Referenced by
Historic informatively references
RFC 9422
As rfc1870
The LIMITS SMTP Service Extension
References Referenced by
Proposed Standard informatively references
RFC 944
As rfc821
Official ARPA-Internet protocols
References Referenced by
Unknown informatively references
RFC 961
As rfc821
Official ARPA-Internet protocols
References Referenced by
Unknown informatively references
RFC 973
As rfc974
Domain system changes and observations
References Referenced by
Unknown informatively references
RFC 976
As rfc821
UUCP mail interchange format standard
References Referenced by
Unknown informatively references
RFC 977
As rfc821
Network News Transfer Protocol
References Referenced by
Proposed Standard informatively references
RFC 987
As rfc821
Mapping between X.400 and RFC 822
References Referenced by
Unknown informatively references
RFC 991
As rfc974
Official ARPA-Internet protocols
References Referenced by
Unknown informatively references
RFC 991
As rfc821
Official ARPA-Internet protocols
References Referenced by
Unknown informatively references
RFC 2557 MIME Encapsulation of Aggregate Documents, such as HTML (MHTML)
References Referenced by
Proposed Standard Reference
RFC 2557
As rfc821
MIME Encapsulation of Aggregate Documents, such as HTML (MHTML)
References Referenced by
Proposed Standard Reference