List of RFCs

This is a partial list of RFCs (request for comments memoranda). A Request for Comments (RFC) is a publication in a series from the principal technical development and standards-setting bodies for the Internet, most prominently the Internet Engineering Task Force (IETF).

While there are over 9,151 RFCs as of February 2022, this list consists of RFCs that have related articles. A complete list is available from the IETF website.

Internet Engineering Task Force,

RFC Index (Text),

https://www.ietf.org/download/rfc-index.txt

__TOC__

Numerical list

#	Title	Date published	Related article	Made obsolete by	Notes
class="wikitable sortable sort-under"
[https://datatracker.ietf.org/doc/html/rfc20 RFC 20 ]	ASCII format for Network Interchange	October 16, 1969	ASCII	\|
[https://datatracker.ietf.org/doc/html/rfc42 RFC 42 ] \|Message Data Types \|31 March 1970 \| \| \|
[https://datatracker.ietf.org/doc/html/rfc768 RFC 768 ]	User Datagram Protocol	August 28, 1980	UDP
[https://datatracker.ietf.org/doc/html/rfc783 RFC 783 ]	THE TFTP PROTOCOL (REVISION 2)	June 1981	TFTP	RFC 1350
[https://datatracker.ietf.org/doc/html/rfc791 RFC 791 ]	Internet Protocol	September 1981	IPv4
[https://datatracker.ietf.org/doc/html/rfc792 RFC 792 ]	INTERNET CONTROL MESSAGE PROTOCOL	September 1981	ICMP
[https://datatracker.ietf.org/doc/html/rfc793 RFC 793 ]	TRANSMISSION CONTROL PROTOCOL	September 1981	TCP	RFC 9293
[https://datatracker.ietf.org/doc/html/rfc826 RFC 826 ]	An Ethernet Address Resolution Protocol	November 1982	ARP
[https://datatracker.ietf.org/doc/html/rfc854 RFC 854 ]	TELNET PROTOCOL SPECIFICATION	May 1983	rowspan="2"\| Telnet
[https://datatracker.ietf.org/doc/html/rfc855 RFC 855 ]	TELNET OPTION SPECIFICATIONS	May 1983
[https://datatracker.ietf.org/doc/html/rfc862 RFC 862 ]	Echo Protocol	May 1983	Echo
[https://datatracker.ietf.org/doc/html/rfc863 RFC 863 ]	Discard Protocol	May 1983	DISCARD
[https://datatracker.ietf.org/doc/html/rfc864 RFC 864 ]	Character Generator Protocol	May 1983	CHARGEN
[https://datatracker.ietf.org/doc/html/rfc868 RFC 868 ]	Time Protocol	May 1983	TIME
[https://datatracker.ietf.org/doc/html/rfc903 RFC 903 ]	A Reverse Address Resolution Protocol	June 1984	RARP
[https://datatracker.ietf.org/doc/html/rfc937 RFC 937 ]	POST OFFICE PROTOCOL - VERSION 2	February 1985	POP v 2
[https://datatracker.ietf.org/doc/html/rfc951 RFC 951 ]	BOOTSTRAP PROTOCOL (BOOTP)	September 1985	BOOTP
[https://datatracker.ietf.org/doc/html/rfc959 RFC 959 ]	FILE TRANSFER PROTOCOL (FTP)	October 1985	FTP
[https://datatracker.ietf.org/doc/html/rfc1034 RFC 1034 ]	DOMAIN NAMES - CONCEPTS AND FACILITIES	November 1987	DNS
[https://datatracker.ietf.org/doc/html/rfc1035 RFC 1035 ]	DOMAIN NAMES - IMPLEMENTATION AND SPECIFICATION	November 1987	DNS
[https://datatracker.ietf.org/doc/html/rfc1036 RFC 1036 ]	Standard for Interchange of USENET Messages	December 1987	Usenet
[https://datatracker.ietf.org/doc/html/rfc1055 RFC 1055 ]	A Non-Standard for Transmission of IP Datagrams Over Serial Lines: SLIP	June 1988	SLIP
[https://datatracker.ietf.org/doc/html/rfc1058 RFC 1058 ]	Routing Information Protocol	June 1988	RIP v 1
[https://datatracker.ietf.org/doc/html/rfc1059 RFC 1059 ]	Network Time Protocol (version 1) specification and implementation	July 1988	NTP v 1
[https://datatracker.ietf.org/doc/html/rfc1087 RFC 1087 ]	Ethics and the Internet	January 1989	Internet Ethics
[https://datatracker.ietf.org/doc/html/rfc1118 RFC 1118 ]	The Hitchhikers Guide to the Internet	September 1989	The Hitchhikers Guide to the Internet
[https://datatracker.ietf.org/doc/html/rfc1119 RFC 1119 ]	Network Time Protocol (version 2) specification and implementation	September 1989	NTP v 2
[https://datatracker.ietf.org/doc/html/rfc1149 RFC 1149 ]	A Standard for the Transmission of IP Datagrams on Avian Carriers	April 1, 1990	IP over Avian Carriers
[https://datatracker.ietf.org/doc/html/rfc1157 RFC 1157 ]	A Simple Network Management Protocol (SNMP)	May 1990	SNMP v1
[https://datatracker.ietf.org/doc/html/rfc1176 RFC 1176 ]	INTERACTIVE MAIL ACCESS PROTOCOL - VERSION 2	August 1990	IMAP v 2
[https://datatracker.ietf.org/doc/html/rfc1191 RFC 1191 ]	Path MTU Discovery	November 1990	PMTUD		Obsoletes RFC 1063
[https://datatracker.ietf.org/doc/html/rfc1305 RFC 1305 ]	Network Time Protocol (Version 3) Specification, Implementation and Analysis	March 1992	NTP v 3	RFC 5905	Obsoletes RFC 1119, RFC 1059, RFC 958
[https://datatracker.ietf.org/doc/html/rfc1321 RFC 1321 ]	The MD5 Message-Digest Algorithm	April 1992	MD5
[https://datatracker.ietf.org/doc/html/rfc1350 RFC 1350 ]	THE TFTP PROTOCOL (REVISION 2)	July 1992	TFTP		Obsoletes RFC 783
[https://datatracker.ietf.org/doc/html/rfc1436 RFC 1436 ]	The Internet Gopher Protocol	March 1993	Gopher
[https://datatracker.ietf.org/doc/html/rfc1441 RFC 1441 ]	Introduction to version 2 of the Internet-standard Network Management Framework	April 1993	SNMP v 2
[https://datatracker.ietf.org/doc/html/rfc1459 RFC 1459 ]	Internet Relay Chat Protocol	May 1993	IRC
[https://datatracker.ietf.org/doc/html/rfc1730 RFC 1730 ]	INTERNET MESSAGE ACCESS PROTOCOL - VERSION 4	December 1994	IMAP v 4
[https://datatracker.ietf.org/doc/html/rfc1777 RFC 1777 ]	Lightweight Directory Access Protocol	March 1995	LDAP
[https://datatracker.ietf.org/doc/html/rfc1855 RFC 1855 ]	Netiquette Guidelines	October 1995	Netiquette
[https://datatracker.ietf.org/doc/html/rfc1918 RFC 1918 ]	Address Allocation for Private Internets	February 1996	Private network
[https://datatracker.ietf.org/doc/html/rfc1928 RFC 1928 ]	SOCKS Protocol Version 5	March 1996	SOCKS5
[https://datatracker.ietf.org/doc/html/rfc1939 RFC 1939 ]	Post Office Protocol - Version 3	May 1996	POP v 3
[https://datatracker.ietf.org/doc/html/rfc1945 RFC 1945 ]	Hypertext Transfer Protocol—HTTP/1.0	May 1996	HTTP v 1.0
[https://datatracker.ietf.org/doc/html/rfc1948 RFC 1948 ]	Defending Against Sequence Number Attacks	May 1996	IP spoofing
[https://datatracker.ietf.org/doc/html/rfc1950 RFC 1950 ]	ZLIB Compressed Data Format Specification version 3.3	May 1996	Zlib v 3.3
[https://datatracker.ietf.org/doc/html/rfc1951 RFC 1951 ]	DEFLATE Compressed Data Format Specification version 1.3	May 1996	DEFLATE v 1.3
[https://datatracker.ietf.org/doc/html/rfc1952 RFC 1952 ]	GZIP file format specification version 4.3	May 1996	Gzip v 4.3
[https://datatracker.ietf.org/doc/html/rfc1964 RFC 1964 ]	The Kerberos Version 5 GSS-API Mechanism	June 1996	Kerberos; GSSAPI
[https://datatracker.ietf.org/doc/html/rfc2080 RFC 2080 ]	RIPng for IPv6	January 1997	RIP v ng
[https://datatracker.ietf.org/doc/html/rfc2119 RFC 2119 ]	Key words for use in RFCs to Indicate Requirement Levels	March 1997	Request for Comments		Updated by RFC 8174
[https://datatracker.ietf.org/doc/html/rfc2131 RFC 2131 ]	Dynamic Host Configuration Protocol	March 1997	DHCP
[https://datatracker.ietf.org/doc/html/rfc2177 RFC 2177 ]	IMAP4 IDLE command	June 1997	IMAP IDLE
[https://datatracker.ietf.org/doc/html/rfc2195 RFC 2195 ]	IMAP/POP AUTHorize Extension for Simple Challenge/Response	September 1997	CRAM-MD5
[https://datatracker.ietf.org/doc/html/rfc2228 RFC 2228 ]	FTP Security Extensions	October 1997	FTP
[https://datatracker.ietf.org/doc/html/rfc2230 RFC 2230 ]	Key Exchange Delegation Record for the DNS	November 1997	Secure DNS
[https://datatracker.ietf.org/doc/html/rfc2246 RFC 2246 ]	The TLS Protocol Version 1.0	January 1999	TLS 1.0
[https://datatracker.ietf.org/doc/html/rfc2251 RFC 2251 ]	Lightweight Directory Access Protocol (v3)	rowspan="6"\| December 1997	rowspan="6"\| LDAP v 3
[https://datatracker.ietf.org/doc/html/rfc2252 RFC 2252 ]	Lightweight Directory Access Protocol (v3): Attribute Syntax Definitions
[https://datatracker.ietf.org/doc/html/rfc2253 RFC 2253 ]	Lightweight Directory Access Protocol (v3): UTF-8 String Representation of Distinguished Names
[https://datatracker.ietf.org/doc/html/rfc2254 RFC 2254 ]	The String Representation of LDAP Search Filters
[https://datatracker.ietf.org/doc/html/rfc2255 RFC 2255 ]	The LDAP URL Format
[https://datatracker.ietf.org/doc/html/rfc2256 RFC 2256 ]	A Summary of the X.500(96) User Schema for use with LDAPv3
[https://datatracker.ietf.org/doc/html/rfc2326 RFC 2326 ]	Real Time Streaming Protocol (RTSP)	April 1998	RTSP
[https://datatracker.ietf.org/doc/html/rfc2327 RFC 2327 ]	SDP: Session Description Protocol	April 1998	SDP
[https://datatracker.ietf.org/doc/html/rfc2328 RFC 2328 ]	OSPF Version 2	April 1998	OSPF
[https://datatracker.ietf.org/doc/html/rfc2351 RFC 2351 ]	Mapping of Airline Reservation, Ticketing, and Messaging Traffic over IP	May 1998	MATIP
[https://datatracker.ietf.org/doc/html/rfc2362 RFC 2362 ]	Protocol Independent Multicast-Sparse Mode (PIM-SM)	June 1998	PIM
[https://datatracker.ietf.org/doc/html/rfc2397 RFC 2397 ]	The "data" URL scheme	August 1998	Data: URI scheme
[https://datatracker.ietf.org/doc/html/rfc2407 RFC 2407 ]	Internet IP Security Domain of Interpretation for ISAKMP.	rowspan="3"\| November 1998	rowspan="3"\|IKE
[https://datatracker.ietf.org/doc/html/rfc2408 RFC 2408 ]	Internet Security Association and Key Management Protocol (ISAKMP)
[https://datatracker.ietf.org/doc/html/rfc2409 RFC 2409 ]	The Internet Key Exchange (IKE)
[https://datatracker.ietf.org/doc/html/rfc2427 RFC 2427 ]	Multiprotocol Interconnect over Frame Relay	September 1998	Frame Relay	1294, 1490
[https://datatracker.ietf.org/doc/html/rfc2453 RFC 2453 ]	RIP Version 2	November 1998	RIP v 2
[https://datatracker.ietf.org/doc/html/rfc2460 RFC 2460 ]	Internet Protocol, Version 6 (IPv6) Specification	December 1998	IPv6	RFC 8200
[https://datatracker.ietf.org/doc/html/rfc2549 RFC 2549 ]	IP over Avian Carriers with Quality of Service	April 1, 1999	IP over Avian Carriers
[https://datatracker.ietf.org/doc/html/rfc2555 RFC 2555 ] \|30 Years of RFCs \|April 7, 1999 \| \| \|Retraces the history of RFCs
[https://datatracker.ietf.org/doc/html/rfc2570 RFC 2570 ]	Introduction to Version 3 of the Internet-standard Network Management Framework	April 1999	SNMP v3
[https://datatracker.ietf.org/doc/html/rfc2595 RFC 2595 ]	Using TLS with IMAP, POP3 and ACAP	June 1999	STARTTLS for IMAP, POP3 and ACAP
[https://datatracker.ietf.org/doc/html/rfc2606 RFC 2606 ]	Reserved Top Level DNS Names	June 1999	Fictitious domain name		example.com, .test, ...
[https://datatracker.ietf.org/doc/html/rfc2740 RFC 2740 ]	OSPF for IPv6	December 1999	OSPF
[https://datatracker.ietf.org/doc/html/rfc2743 RFC 2743 ]	Generic Security Service Application Program Interface Version 2, Update 1	rowspan="2"\| January 2000	rowspan="2"\| GSSAPI v 2
[https://datatracker.ietf.org/doc/html/rfc2744 RFC 2744 ]	Generic Security Service API Version 2 : C-bindings
[https://datatracker.ietf.org/doc/html/rfc2801 RFC 2801 ] \|Internet Open Trading Protocol - IOTP Version 1.0 \|April 2000 \|Internet Open Trading Protocol \| \|
[https://datatracker.ietf.org/doc/html/rfc2802 RFC 2802 ] \|Digital Signatures for the v1.0 Internet Open Trading Protocol (IOTP) \|April 2000 \|Internet Open Trading Protocol \| \|
[https://datatracker.ietf.org/doc/html/rfc2810 RFC 2810 ]	Internet Relay Chat: Architecture	rowspan="4"\| April 2000	rowspan="4"\| IRC
[https://datatracker.ietf.org/doc/html/rfc2811 RFC 2811 ]	Internet Relay Chat: Channel Management
[https://datatracker.ietf.org/doc/html/rfc2812 RFC 2812 ]	Internet Relay Chat: Client Protocol
[https://datatracker.ietf.org/doc/html/rfc2813 RFC 2813 ]	Internet Relay Chat: Server Protocol
[https://datatracker.ietf.org/doc/html/rfc2853 RFC 2853 ]	Generic Security Service API Version 2 : Java Bindings	June 2000	GSSAPI v 2
[https://datatracker.ietf.org/doc/html/rfc2865 RFC 2865 ]	Remote Authentication Dial In User Service (RADIUS)	June 2000	rowspan="2"\| RADIUS
[https://datatracker.ietf.org/doc/html/rfc2866 RFC 2866 ]	RADIUS Accounting	June 2000
[https://datatracker.ietf.org/doc/html/rfc2935 RFC 2935 ] \|Internet Open Trading Protocol (IOTP) HTTP Supplement \|September 2000 \|Internet Open Trading Protocol \| \|
[https://datatracker.ietf.org/doc/html/rfc2974 RFC 2974 ]	Session Announcement Protocol	October 2000	SAP
[https://datatracker.ietf.org/doc/html/rfc3504 RFC 3504 ] \|Internet Open Trading Protocol (IOTP), Version 1, Errata \|March 2003 \|Internet Open Trading Protocol \| \|
[https://datatracker.ietf.org/doc/html/rfc3022 RFC 3022 ]	Traditional IP Network Address Translator (Traditional NAT)	January 2001	NAT
[https://datatracker.ietf.org/doc/html/rfc3031 RFC 3031 ]	Multiprotocol Label Switching Architecture	January 2001	MPLS
[https://datatracker.ietf.org/doc/html/rfc3053 RFC 3053 ]	IPv6 Tunnel Broker	January 2001	Tunnel Broker
[https://datatracker.ietf.org/doc/html/rfc3056 RFC 3056 ]	Connection of IPv6 Domains via IPv4 Clouds	February 2001	6to4
[https://datatracker.ietf.org/doc/html/rfc3080 RFC 3080 ]	The Blocks Extensible Exchange Protocol Core	March 2001	BEEP
[https://datatracker.ietf.org/doc/html/rfc3162 RFC 3162 ]	RADIUS and IPv6	August 2001	RADIUS (IPv6)
[https://datatracker.ietf.org/doc/html/rfc3207 RFC 3207 ]	SMTP Service Extension for Secure SMTP over Transport Layer Security	February 2002	STARTTLS for SMTP
{{anchor\|3261}} [https://datatracker.ietf.org/doc/html/rfc3261 RFC 3261 ]	SIP: Session Initiation Protocol	June 2002	SIP
[https://datatracker.ietf.org/doc/html/rfc3284 RFC 3284 ]	The VCDIFF Generic Differencing and Compression Data Format	June 2002	VCDIFF
[https://datatracker.ietf.org/doc/html/rfc3286 RFC 3286 ]	An Introduction to the Stream Control Transmission Protocol (SCTP)	May 2002	SCTP
[https://datatracker.ietf.org/doc/html/rfc3315 RFC 3315 ]	Dynamic Host Configuration Protocol for IPv6 (DHCPv6)	July 2003	DHCP (IPv6)
[https://datatracker.ietf.org/doc/html/rfc3339 RFC 3339 ]	Date and Time on the Internet: Timestamps	July 2002	Timestamp
[https://datatracker.ietf.org/doc/html/rfc3376 RFC 3376 ]	Internet Group Management Protocol, Version 3	October 2002	IGMP v 3
[https://datatracker.ietf.org/doc/html/rfc3401 RFC 3401 ]	Dynamic Delegation Discovery System (DDDS) Part One: The Comprehensive DDDS	rowspan="5"\| October 2002	rowspan="5"\| DDDS
[https://datatracker.ietf.org/doc/html/rfc3402 RFC 3402 ]	Dynamic Delegation Discovery System (DDDS) Part Two: The Algorithm
[https://datatracker.ietf.org/doc/html/rfc3403 RFC 3403 ]	Dynamic Delegation Discovery System (DDDS) Part Three: The Domain Name System (DNS) Database
[https://datatracker.ietf.org/doc/html/rfc3404 RFC 3404 ]	Dynamic Delegation Discovery System (DDDS) Part Four: The Uniform Resource Identifiers (URI) Resolution Application
[https://datatracker.ietf.org/doc/html/rfc3405 RFC 3405 ]	Dynamic Delegation Discovery System (DDDS) Part Five: URI.ARPA Assignment Procedures
[https://datatracker.ietf.org/doc/html/rfc3492 RFC 3492 ]	Punycode: A Bootstring encoding of Unicode for Internationalized Domain Names in Applications (IDNA)	March 2003	Punycode
[https://datatracker.ietf.org/doc/html/rfc3501 RFC 3501 ]	INTERNET MESSAGE ACCESS PROTOCOL - VERSION 4rev1	March 2003	IMAP v 4r1
[https://datatracker.ietf.org/doc/html/rfc3530 RFC 3530 ]	Network File System (NFS) version 4 Protocol	April 2003	NFS v 4	RFC 7530
[https://datatracker.ietf.org/doc/html/rfc3538 RFC 3538 ] \|Secure Electronic Transaction (SET) Supplement for the v1.0 Internet Open Trading Protocol (IOTP) \|June 2003 \|Internet Open Trading Protocol \| \|
[https://datatracker.ietf.org/doc/html/rfc3550 RFC 3550 ]	RTP: A Transport Protocol for Real-Time Applications	July 2003	RTP
[https://datatracker.ietf.org/doc/html/rfc3711 RFC 3711 ]	The Secure Real-time Transport Protocol (SRTP)	March 2004	SRTP
[https://datatracker.ietf.org/doc/html/rfc3720 RFC 3720 ]	Internet Small Computer Systems Interface (iSCSI)	April 2004	ISCSI
[https://datatracker.ietf.org/doc/html/rfc3730 RFC 3730 ]	Extensible Provisioning Protocol (EPP)	March 2004	Extensible Provisioning Protocol
[https://datatracker.ietf.org/doc/html/rfc3783 RFC 3783 ]	Small Computer Systems Interface (SCSI) Command Ordering Considerations with iSCSI	May 2004	ISCSI
[https://datatracker.ietf.org/doc/html/rfc3801 RFC 3801 ]	Voice Profile for Internet Protocol	June 2004	VPIM
[https://datatracker.ietf.org/doc/html/rfc3830 RFC 3830 ]	MIKEY: Multimedia Internet KEYing	August 2004	MIKEY
[https://datatracker.ietf.org/doc/html/rfc3867 RFC 3867 ] \|Payment Application Programmers Interface (API) for v1.0 \|November 2004 \|Internet Open Trading Protocol \| \|
[https://datatracker.ietf.org/doc/html/rfc3977 RFC 3977 ]	Network News Transfer Protocol	October 2006	NNTP
[https://datatracker.ietf.org/doc/html/rfc4121 RFC 4121 ]	The Kerberos Version 5 - Generic Security Service Application Program Interface (GSS-API)	July 2005	Kerberos
[https://datatracker.ietf.org/doc/html/rfc4122 RFC 4122 ]	A Universally Unique IDentifier (UUID) URN Namespace	July 2005	UUID
[https://datatracker.ietf.org/doc/html/rfc4151 RFC 4151 ]	The 'tag' URI Scheme	October 2005	Tag URI scheme
[https://datatracker.ietf.org/doc/html/rfc4213 RFC 4213 ]	Basic Transition Mechanisms for IPv6 Hosts and Routers	October 2005	6in4
[https://datatracker.ietf.org/doc/html/rfc4217 RFC 4217 ]	Securing FTP with TLS	October 2005	SSL FTP (FTPS)
[https://datatracker.ietf.org/doc/html/rfc4271 RFC 4271 ]	Border Gateway Protocol 4	January 2006	Border Gateway Protocol
[https://datatracker.ietf.org/doc/html/rfc4287 RFC 4287 ]	The Atom Syndication Format	December 2005	Atom
[https://datatracker.ietf.org/doc/html/rfc4251 RFC 4251 ]	The Secure Shell (SSH) Protocol Architecture	January 2006	SSH-2
[https://datatracker.ietf.org/doc/html/rfc4291 RFC 4291 ]	IP Version 6 Addressing Architecture	February 2006	IPv6
[https://datatracker.ietf.org/doc/html/rfc4353 RFC 4353 ]	A Framework for Conferencing with the Session Initiation Protocol (SIP)	February 2006	Conference call
[https://datatracker.ietf.org/doc/html/rfc4408 RFC 4408 ]	Sender Policy Framework (SPF) for Authorizing Use of Domains in E-Mail, Version 1	January 2006	SPF
[https://datatracker.ietf.org/doc/html/rfc4422 RFC 4422 ]	Simple Authentication and Security Layer (SASL)	June 2006	SASL
[https://datatracker.ietf.org/doc/html/rfc4541 RFC 4541 ]	Considerations for Internet Group Management Protocol (IGMP) and Multicast Listener Discovery (MLD) Snooping Switches	May 2006	IGMP snooping
[https://datatracker.ietf.org/doc/html/rfc4575 RFC 4575 ]	A Session Initiation Protocol (SIP) Event Package for Conference State	August 2006	rowspan="2"\| Conference call
[https://datatracker.ietf.org/doc/html/rfc4579 RFC 4579 ]	Session Initiation Protocol (SIP) Call Control - Conferencing for User Agents	August 2006
[https://datatracker.ietf.org/doc/html/rfc4634 RFC 4634 ]	US Secure Hash Algorithms (SHA and HMAC-SHA)	July 2006	SHA-1, SHA-2
[https://datatracker.ietf.org/doc/html/rfc4655 RFC 4655 ]	A Path Computation Element (PCE)-Based Architecture	August 2008	Path computation element
[https://datatracker.ietf.org/doc/html/rfc4787 RFC 4787 ]	Network Address Translation (NAT) Behavioral Requirements for Unicast UDP	January 2007	NAT
[https://datatracker.ietf.org/doc/html/rfc4960 RFC 4960 ]	Stream Control Transmission Protocol	September 2007	SCTP
[https://datatracker.ietf.org/doc/html/rfc5023 RFC 5023 ]	The Atom Publishing Protocol	October 2007	Atom
[https://datatracker.ietf.org/doc/html/rfc5228 RFC 5228 ]	Sieve: An Email Filtering Language	January 2008	Sieve		Obsoletes RFC 3028
[https://datatracker.ietf.org/doc/html/rfc5321 RFC 5321 ]	Simple Mail Transfer Protocol	October 2008	rowspan="2"\| SMTP, Internet Message Format
[https://datatracker.ietf.org/doc/html/rfc5322 RFC 5322 ]	Internet Message Format	October 2008
[https://datatracker.ietf.org/doc/html/rfc5533 RFC 5533 ]	Shim6: Level 3 Multihoming Shim Protocol for IPv6	June 2009	Site Multihoming by IPv6 Intermediation
[https://datatracker.ietf.org/doc/html/rfc5545 RFC 5545 ]	iCalendar Specification	September 2009	iCalendar
[https://datatracker.ietf.org/doc/html/rfc5646 RFC 5646 ]	Tags for Identifying Languages	September 2009	language tags
[https://datatracker.ietf.org/doc/html/rfc5849 RFC 5849 ]	The OAuth 1.0 Protocol	April 2010	OAuth
[https://datatracker.ietf.org/doc/html/rfc5880 RFC 5880 ]	Bidirectional Forwarding Detection	June 2010	BFD
[https://datatracker.ietf.org/doc/html/rfc5881 RFC 5881 ]	BFD for IPv4 and IPv6 (Single Hop)	June 2010	BFD
[https://datatracker.ietf.org/doc/html/rfc5905 RFC 5905 ]	Network Time Protocol Version 4: Protocol and Algorithms Specification	June 2010	NTP v 4		Obsoletes RFC 1305, RFC 4330
[https://datatracker.ietf.org/doc/html/rfc5969 RFC 5969 ]	IPv6 Rapid Deployment on IPv4 Infrastructures (6rd)	January 2010	IPv6 rapid deployment
[https://datatracker.ietf.org/doc/html/rfc6238 RFC 6238 ]	TOTP: Time-Based One-Time Password Algorithm	May 2011	TOTP
[https://datatracker.ietf.org/doc/html/rfc6265 RFC 6265 ]	HTTP State Management Mechanism	April 2011	HTTP cookie
[https://datatracker.ietf.org/doc/html/rfc6409 RFC 6409 ]	Message submission for mail	November 2011	message submission agent		replaces 2476, 4409
[https://datatracker.ietf.org/doc/html/rfc6455 RFC 6455 ]	The WebSocket Protocol	December 2011	WebSocket
[https://datatracker.ietf.org/doc/html/rfc6508 RFC 6508 ]	Sakai-Kasahara Key Encryption (SAKKE)	February 2012	SAKKE
[https://datatracker.ietf.org/doc/html/rfc6716 RFC 6716 ]	Definition of the Opus Audio Codec	September 2012	Opus (audio format)		Updated by RFC 8251
[https://datatracker.ietf.org/doc/html/rfc6726 RFC 6726 ]	File Delivery over Unidirectional Transport (FLUTE)	November 2012	FLUTE		Obsoletes RFC 3926
[https://datatracker.ietf.org/doc/html/rfc6749 RFC 6749 ]	The OAuth 2.0 Authorization Framework	October 2012	OAuth
[https://datatracker.ietf.org/doc/html/rfc6797 RFC 6797 ]	HTTP Strict Transport Security (HSTS)	November 2012	HTTP Strict Transport Security
[https://datatracker.ietf.org/doc/html/rfc6805 RFC 6805 ]	The Application of the Path Computation Element Architecture to the Determination of a Sequence of Domains in MPLS and GMPLS	November 2012	Path computation element
[https://datatracker.ietf.org/doc/html/rfc7230 RFC 7230 ]	Hypertext Transfer Protocol (HTTP/1.1): Message Syntax and Routing	June 2014	HTTP v1.1		Obsoletes 2616
[https://datatracker.ietf.org/doc/html/rfc7231 RFC 7231 ]	Hypertext Transfer Protocol (HTTP/1.1): Semantics and Content	June 2014	HTTP v1.1		Obsoletes 2616
[https://datatracker.ietf.org/doc/html/rfc7232 RFC 7232 ]	Hypertext Transfer Protocol (HTTP/1.1): Conditional Requests	June 2014	HTTP v1.1		Obsoletes 2616
[https://datatracker.ietf.org/doc/html/rfc7233 RFC 7233 ]	Hypertext Transfer Protocol (HTTP/1.1): Range Requests	June 2014	HTTP v1.1, Byte serving		Obsoletes 2616
[https://datatracker.ietf.org/doc/html/rfc7234 RFC 7234 ]	Hypertext Transfer Protocol (HTTP/1.1): Caching	June 2014	HTTP v1.1		Obsoletes 2616
[https://datatracker.ietf.org/doc/html/rfc7235 RFC 7235 ]	Hypertext Transfer Protocol (HTTP/1.1): Authentication	June 2014	HTTP v1.1		Obsoletes 2616
[https://www.rfc-editor.org/info/rfc7252 RFC 7252 ]	Constrained Application Protocol (CoAP)	June 2014	Constrained Application Protocol
[https://datatracker.ietf.org/doc/html/rfc7301 RFC 7301 ]	Transport Layer Security (TLS): Application-Layer Protocol Negotiation Extension	July 2014	Application-Layer Protocol Negotiation
[https://datatracker.ietf.org/doc/html/rfc7348 RFC 7348 ]	Virtual eXtensible Local Area Network (VXLAN): A Framework for Overlaying Virtualized Layer 2 Networks over Layer 3 Networks	August 2014	VXLAN
[https://datatracker.ietf.org/doc/html/rfc7469 RFC 7469 ]	Public Key Pinning Extension for HTTP	April 2015	HTTP Public Key Pinning
[https://datatracker.ietf.org/doc/html/rfc7530 RFC 7530] \|Network File System (NFS) version 4 Protocol \|March 2015 \|NFS v 4 \| \|
[https://datatracker.ietf.org/doc/html/rfc7540 RFC 7540 ]	Hypertext Transfer Protocol Version 2 (HTTP/2)	May 2015	rowspan="2"\| HTTP/2
[https://datatracker.ietf.org/doc/html/rfc7541 RFC 7541 ]	HPACK: Header Compression for HTTP/2	May 2015
[https://datatracker.ietf.org/doc/html/rfc7567 RFC 7567 ]	IETF Recommendations Regarding Active Queue Management	July 2015	Active Queue Management
[https://datatracker.ietf.org/doc/html/rfc7725 RFC 7725 ]	An HTTP Status Code to Report Legal Obstacles	December 2015	HTTP 451
[https://datatracker.ietf.org/doc/html/rfc7871 RFC 7871 ]	Client Subnet in DNS Queries	May 2016	Domain Name System
[https://datatracker.ietf.org/doc/html/rfc8391 RFC 8391 ]	XMSS: eXtended Merkle Signature Scheme	May 2018	Hash-based cryptography
[https://datatracker.ietf.org/doc/html/rfc8392 RFC 8392 ]	CBOR Web Token (CWT)	May 2018
[https://datatracker.ietf.org/doc/html/rfc9000 RFC 9000 ]	QUIC: A UDP-Based Multiplexed and Secure Transport	May 2021	QUIC
[https://datatracker.ietf.org/doc/html/rfc9293 RFC 9293 ]	Transmission Control Protocol (TCP)	August 2022	TCP		Obsoletes RFC 793
[https://datatracker.ietf.org/doc/html/rfc9338 RFC 9338 ]	CBOR Object Signing and Encryption (COSE): Countersignatures	December 2022	COSE		Updates RFC 9052
[https://datatracker.ietf.org/doc/html/rfc9580 RFC 9420 ]	The Messaging Layer Security (MLS) Protocol	July 2023	Messaging Layer Security
[https://datatracker.ietf.org/doc/html/rfc9535 RFC 9535 ]	JSONPath	February 2024	JSONPath
[https://datatracker.ietf.org/doc/html/rfc9580 {{nowrap\|RFC 9580}}]	OpenPGP	July 2024	OpenPGP		Obsoletes RFC 4880, RFC 5581, RFC 6637

Topical list

Obsolete RFCs are indicated with ~~struck-through~~ text.

Topic	Related RFCs
class="wikitable"
Address Resolution Protocol	RFC 826
Blocks Extensible Exchange Protocol	RFC 3080
Bidirectional Forwarding Detection	RFC 5880, RFC 5881
BOOTP	RFC 951
CRAM-MD5	RFC 2195
Date and Time on the Internet (ISO 8601)	RFC 3339
DEFLATE	RFC 1951
DISCARD	RFC 863
Domain Name System	RFC 1034, RFC 1035, RFC 2606, RFC 7871
Dynamic Delegation Discovery System	~~RFC 2168~~, ~~RFC 2915~~, RFC 3401, RFC 3402, RFC 3403, RFC 3404, RFC 3405
Dynamic Host Configuration Protocol	~~RFC 1531~~, ~~RFC 1541~~, RFC 2131, RFC 3315 (IPv6)
Extensible Messaging and Presence Protocol	RFC 3920 RFC 3921 RFC 3922
ECHO protocol	RFC 862
Fictitious domain name	RFC 2606
File Transfer Protocol	RFC 114, ~~RFC 172~~, RFC 265, RFC 354, ~~RFC 765~~, RFC 959, RFC 2228, RFC 4217
Frame Relay	~~RFC 1294~~, ~~RFC 1490~~, RFC 2427
Generic Security Services Application Program Interface	~~RFC 1508~~, ~~RFC 1509~~, RFC 1964, ~~RFC 2078~~, RFC 2743, RFC 2744, RFC 2853
gzip	RFC 1952
HyperText Transfer Protocol	RFC 1945 (v 1.0), ~~RFC 2616~~ (v 1.1), RFC 7230 (v 1.1), RFC 7231 (v 1.1), RFC 7232 (v 1.1), RFC 7233 (v 1.1), RFC 7234 (v 1.1), RFC 7235 (v 1.1)
Internet Control Message Protocol	RFC 792
Internet Group Management Protocol	~~RFC 966~~ (v 0), ~~RFC 988~~ (v 0), ~~RFC 1054~~ (v 1), 1112 (v 1), ~~RFC 2236~~ (v 2), RFC 3376 (v 3)
Internet Key Exchange	IKE RFC 2409, RFC 2407 (ISAKMP), RFC 2408 (ISAKMP), IKEv2 RFC 4306, IKEv2 RFC 4301, RFC 4310 (DNS)
Internet Message Access Protocol	RFC 1176 (v 2), RFC 1730 (v 4), ~~RFC 2060~~ (v 4r1), RFC 3501 (v 4r1)
Internet Protocol	see IPv4 and IPv6
IP over Avian Carriers	RFC 1149, RFC 2549
IPv4	~~RFC 760~~, RFC 790, RFC 791
IPv6	~~RFC 1883~~, ~~RFC 2460~~, RFC 8200
IPv6 addressing	~~RFC 2373~~, ~~RFC 3513~~, RFC 4291
Internet Relay Chat	RFC 1459, RFC 2810, RFC 2811, RFC 2812, RFC 2813
Internet Open Trading Protocol \|RFC 2801, RFC 3504, RFC 2802, RFC 2935, RFC 3538, RFC 3867
ISCSI	RFC 3720, RFC 3783
Kerberos	RFC 1964
Lightweight Directory Access Protocol	~~RFC 1487~~, ~~RFC 1777~~, ~~RFC 2251~~, ~~RFC 2252~~, ~~RFC 2253~~, ~~RFC 2254~~, ~~RFC 2255~~, ~~RFC 2256~~, RFC 4510, RFC 4511, RFC 4512, RFC 4513, RFC 4514, RFC 4515, RFC 4516, RFC 4517, RFC 4518, RFC 4519, RFC 4520, RFC 4521, RFC 4522, RFC 4523, RFC 4524, RFC 4525, RFC 4526, RFC 4527, RFC 4528, RFC 4529, RFC 4530, RFC 4531, RFC 4532, RFC 4533, RFC 4534
Microsoft Point-to-Point Encryption	~~RFC 2118~~, RFC 3078
MIKEY	RFC 3830, RFC 4650, RFC 4738, RFC 6043, RFC 6267, RFC 6509
MD5	RFC 1321
Multiprotocol Label Switching	RFC 3031
Multipurpose Internet Mail Extensions	RFC 2045 RFC 2046 RFC 2047 RFC 2049
Network address translation	~~RFC 1631~~, RFC 2663, RFC 2993, RFC 3022, RFC 3027, RFC 3234, ~~RFC 3489~~, RFC 4787, RFC 5389
Network File System	~~RFC 1094~~, ~~RFC 1813~~ (v.3), ~~RFC 3010~~ (v.4), ~~RFC 3530~~ (v.4), RFC 7530 (v.4)
Network News Transfer Protocol	~~RFC 977~~, RFC 3977
Network Time Protocol	RFC 1059 (v.1), RFC 1119 (v.2), RFC 1305 (v.3), RFC 5905 (v.4)
Open Shortest Path First	~~RFC 1131~~ (v.1), ~~RFC 1247~~ (v.2), ~~RFC 1583~~ (v.2), ~~RFC 2178~~ (v.2), RFC 2328, ~~RFC 2740~~ (IPv6), RFC 5340 (IPv6)
Pretty Good Privacy	~~RFC 1991~~, ~~RFC 2440~~, RFC 4880
Protocol Independent Multicast	~~RFC 2117~~, RFC 2362 (SM), RFC 4602 (SM)
Reverse Address Resolution Protocol	RFC 903
QUIC	RFC 9000
Post Office Protocol	~~RFC 918~~ (v.1), RFC 937 (v.2), ~~RFC 1081~~ (v.3), ~~RFC 1225~~ (v.3), ~~RFC 1460~~ (v.3), ~~RFC 1725~~ (v.3), RFC 1939 (v.3)
RADIUS	~~RFC 2058~~, ~~RFC 2059~~, ~~RFC 2138~~, ~~RFC 2139~~, RFC 2865, RFC 2866, RFC 2867, RFC 2868, RFC 2869, RFC 3162 (IPv6)
Real-time Transport Protocol	RFC 1889
Real Time Streaming Protocol	RFC 2326
Routing Information Protocol	RFC 1058 (v.1), ~~RFC 1388~~ (v.2), ~~RFC 1723~~ (v.2), RFC 2453 (v.2), RFC 2080 (v.ng)
Sender Policy Framework	RFC 4408
Secure Shell-2	RFC 4251
Session Announcement Protocol	RFC 2974
Session Description Protocol	RFC 2327
Session Initiation Protocol	RFC 3261
SHA hash functions	~~RFC 3174~~, RFC 4634
Simple Authentication and Security Layer	~~RFC 2222~~, RFC 4422
Simple Mail Transfer Protocol, Internet Message Format	~~RFC 196~~, ~~RFC 772~~, ~~RFC 821~~, ~~RFC 822~~, ~~RFC 2821~~, ~~RFC 2822~~, RFC 5321, RFC 5322
Simple Network Management Protocol	~~RFC 1067~~, ~~RFC 1098~~, RFC 1157 (v.1), RFC 1441 (v.2) RFC 2570 (v.3)
Stream Control Transmission Protocol	~~RFC 2960~~, RFC 4960, RFC 3286
Tag URI scheme	RFC 4151
TELNET	RFC 15, RFC 854, RFC 855
Transmission Control Protocol	~~RFC 675~~, ~~RFC 793~~, RFC 9293
Transport Layer Security 1.0	RFC 2246
Trivial File Transfer Protocol	~~RFC 783~~, RFC 1350
Usenet	~~RFC 850~~, RFC 1036
Uniform Resource Identifier	RFC 3986
User Datagram Protocol	RFC 768
UTF-8	RFC 3629
zlib	RFC 1950

References

External links

[https://www.rfc-editor.org/retrieve/ RFC-Editor - Document Retrieval] - search engine
[https://www.rfc-editor.org/rfc.html RFC Database] - contains various lists of RFCs
[https://ftp.rfc-editor.org/in-notes/rfc-ref.txt RFC Bibliographic Listing] - Listing of bibliographic entries for all RFCs. Also notes when an RFC has been made obsolete.

Category:Internet Standards

Category:Internet-related lists