RFC 5336: SMTP Extension for Internationalized Email Addresses

This document specifies an SMTP extension for transport and delivery of email messages with internationalized email addresses or header information.…

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Outgoing relationships (17 related RFCs)

Updates — RFC 2822: Internet Message Format
Updates — RFC 2821: Simple Mail Transfer Protocol
Updates — RFC 4952: Overview and Framework for Internationalized Email
Normative reference — RFC 2119: Key words for use in RFCs to Indicate Requirement Levels
Normative reference — RFC 5234: Augmented BNF for Syntax Specifications: ABNF
Normative reference — RFC 3629: UTF-8, a transformation format of ISO 10646
Normative reference — RFC 3490: Internationalizing Domain Names in Applications (IDNA)
Normative reference — RFC 3464: An Extensible Message Format for Delivery Status Notifications
Normative reference — RFC 3463: Enhanced Mail System Status Codes
Normative reference — RFC 4409: Message Submission for Mail
Normative reference — RFC 1652: SMTP Service Extension for 8bit-MIMEtransport
Normative reference — RFC 5248: A Registry for SMTP Enhanced Mail System Status Codes
Informative reference — RFC 3207: SMTP Service Extension for Secure SMTP over Transport Layer Security
Informative reference — RFC 974: Mail routing and the domain system
Informative reference — RFC 2033: Local Mail Transfer Protocol
Informative reference — RFC 4954: SMTP Service Extension for Authentication
Informative reference — RFC 3030: SMTP Service Extensions for Transmission of Large and Binary MIME Messages

Incoming relationships (5 related RFCs)

Obsoleted by, Informatively referenced by — RFC 6531: SMTP Extension for Internationalized Email
Normatively referenced by — RFC 5983: Mailing Lists and Internationalized Email Addresses
Informatively referenced by — RFC 5598: Internet Mail Architecture
Informatively referenced by — RFC 6530: Overview and Framework for Internationalized Email
Informatively referenced by — RFC 5825: Displaying Downgraded Messages for Email Address Internationalization