Internet Assigned Numbers Authority

Uniform Resource Identifier (URI) Schemes

Last Updated
2024-02-07
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Uniform Resource Identifier (URI) Schemes

Expert(s)
Graham Klyne
Reference
[RFC7595][RFC Errata 4420][RFC8615]
Note
Requests for permanent registration must be preceded by mailing list review, 
per Section 7.2 of [RFC7595].
    
Note
Schemes for which the primary reference is an Internet-Draft are generally 
considered to be provisional until the I-D is approved by the IETF for RFC 
publication, even when the specification requests permanent registration.
    
Available Formats

CSV
Range Registration Procedures
Permanent Expert Review
Provisional First Come First Served
Historical Expert Review
URI Scheme Template Description Status Well-Known URI Support Reference Notes
aaa Diameter Protocol Permanent - [RFC6733]
aaas Diameter Protocol with Secure Transport Permanent - [RFC6733]
about about Permanent - [RFC6694]
acap application configuration access protocol Permanent - [RFC2244]
acct acct Permanent - [RFC7565]
acd prov/acd acd Provisional - [Michael_Hedenus]
acr prov/acr acr Provisional - [OMA-OMNA]
adiumxtra prov/adiumxtra adiumxtra Provisional - [Dave_Thaler]
adt prov/adt adt Provisional - [SAP_SE]
afp prov/afp afp Provisional - [Dave_Thaler]
afs Andrew File System global file names Provisional - [RFC1738]
aim prov/aim aim Provisional - [Dave_Thaler]
amss prov/amss amss Provisional - [RadioDNS_Project]
android prov/android android Provisional - [Adam_Barth][https://developer.android.com/guide/topics/manifest/manifest-intro]
appdata prov/appdata appdata Provisional - [urischemeowners_at_microsoft.com]
apt prov/apt apt Provisional - [Dave_Thaler]
ar prov/ar ar Provisional - [Arweave_Team]
ark prov/ark ark Provisional - [ARK_agency][https://n2t.net/ark:/21206/10015]
at prov/at at (see [reviewer notes]) Provisional - [Bluesky_PBLLC][Paul_Frazee]
attachment prov/attachment attachment Provisional - [Dave_Thaler]
aw prov/aw aw Provisional - [Dave_Thaler]
barion prov/barion barion Provisional - [Bíró_Tamás]
bb historic/bb bb Historical - [IESG]
beshare prov/beshare beshare Provisional - [Dave_Thaler]
bitcoin prov/bitcoin bitcoin Provisional - [Dave_Thaler]
bitcoincash prov/bitcoincash bitcoincash Provisional - [Corentin_Mercier]
blob prov/blob blob Provisional - [W3C_WebApps_Working_Group][Chris_Rebert]
bolo prov/bolo bolo Provisional - [Dave_Thaler]
brid prov/brid brid Provisional - [Jürgen_Grupp][Michael_Ranft][Sophie_Schenkel]
browserext prov/browserext browserext Provisional - [Mike_Pietraszak]
cabal prov/cabal cabal Provisional - [Frédéric_Wang][Cabal_Club]
calculator prov/calculator calculator Provisional - [urischemeowners_at_microsoft.com]
callto prov/callto callto Provisional - [Alexey_Melnikov]
cap Calendar Access Protocol Permanent - [RFC4324]
cast prov/cast cast Provisional - [Adam_Barth][https://developers.google.com/cast/docs/registration]
casts prov/casts casts Provisional - [Adam_Barth][https://developers.google.com/cast/docs/registration]
chrome prov/chrome chrome Provisional - [Dave_Thaler]
chrome-extension prov/chrome-extension chrome-extension Provisional - [Dave_Thaler]
cid content identifier Permanent - [RFC2392]
coap coap Permanent [RFC7252] [RFC7252]
coap+tcp coap+tcp (see [reviewer notes]) Permanent [RFC8323] [RFC8323]
coap+ws coap+ws (see [reviewer notes]) Permanent [RFC8323] [RFC8323]
coaps coaps Permanent [RFC7252] [RFC7252]
coaps+tcp coaps+tcp (see [reviewer notes]) Permanent [RFC8323] [RFC8323]
coaps+ws coaps+ws (see [reviewer notes]) Permanent [RFC8323] [RFC8323]
com-eventbrite-attendee prov/com-eventbrite-attendee com-eventbrite-attendee Provisional - [Bob_Van_Zant]
content prov/content content Provisional - [Dave_Thaler]
content-type prov/content-type content-type Provisional - [Donald_Eastlake]
crid TV-Anytime Content Reference Identifier Permanent - [RFC4078]
cstr prov/cstr cstr Provisional - [Wang_Shu]
cvs prov/cvs cvs Provisional - [Dave_Thaler]
dab prov/dab dab Provisional - [RadioDNS_Project]
dat prov/dat dat Provisional - [Frédéric_Wang][Paul_Frazee]
data data Permanent - [RFC2397]
dav dav Permanent - [RFC4918]
dhttp prov/dhttp dhttp (see [reviewer notes]) Provisional - [Qi_Zhou]
diaspora prov/diaspora diaspora Provisional - [Dennis_Schubert]
dict dictionary service protocol Permanent - [RFC2229]
did prov/did did Provisional - [W3C_Decentralized_Identifier_Working_Group][Manu_Sporny][Ivan_Herman]
dis prov/dis dis Provisional - [Christophe_Meessen]
dlna-playcontainer prov/dlna-playcontainer dlna-playcontainer Provisional - [DLNA]
dlna-playsingle prov/dlna-playsingle dlna-playsingle Provisional - [DLNA]
dns Domain Name System Permanent - [RFC4501]
dntp prov/dntp dntp Provisional - [Hans-Dieter_A._Hiep]
doi prov/doi doi Provisional - [Frédéric_Wang][International_DOI_Foundation]
dpp prov/dpp dpp Provisional - [Gaurav_Jain][Wi-Fi_Alliance]
drm prov/drm drm Provisional - [RadioDNS_Project]
drop historic/drop drop Historical - [IESG]
dtmi prov/dtmi dtmi Provisional - [urischemeowners_at_microsoft.com]
dtn DTNRG research and development Permanent - [RFC9171]
dvb dvb Provisional - [draft-mcroberts-uri-dvb]
dvx prov/dvx dvx Provisional - [Clemens_Bastian]
dweb prov/dweb dweb Provisional - [Frédéric_Wang][Protocol_Labs]
ed2k prov/ed2k ed2k Provisional - [Dave_Thaler]
eid prov/eid eid Provisional - [eSIM_Group_GSM_Association]
elsi prov/elsi elsi Provisional - [Kimmo_Lindholm]
embedded prov/embedded embedded Provisional - [Peter_Hoddie]
ens prov/ens ens Provisional - [Ricky_Bloomfield][Bradley_Nelson]
ethereum prov/ethereum ethereum Provisional - [Frédéric_Wang][ligi]
example example Permanent - [RFC7595]
facetime prov/facetime facetime Provisional - [Dave_Thaler]
fax fax Historical - [RFC2806][RFC3966]
feed prov/feed feed Provisional - [Dave_Thaler]
feedready prov/feedready feedready Provisional - [Mirko_Nosenzo]
fido prov/fido fido Provisional - [Adam_Langley]
file Host-specific file names Permanent - [RFC8089]
filesystem historic/filesystem filesystem Historical - [W3C_WebApps_Working_Group][Chris_Rebert]
finger prov/finger finger Provisional - [Dave_Thaler]
first-run-pen-experience prov/first-run-pen-experience first-run-pen-experience Provisional - [urischemeowners_at_microsoft.com]
fish prov/fish fish Provisional - [Dave_Thaler]
fm prov/fm fm Provisional - [RadioDNS_Project]
ftp File Transfer Protocol Permanent - [RFC1738]
fuchsia-pkg prov/fuchsia-pkg fuchsia-pkg Provisional - [Adam_Barth][https://fuchsia.googlesource.com/fuchsia/]
geo Geographic Locations Permanent - [RFC5870]
gg prov/gg gg Provisional - [Dave_Thaler]
git prov/git git Provisional - [Dave_Thaler]
gitoid prov/gitoid gitoid Provisional - [Ed_Warnicke]
gizmoproject prov/gizmoproject gizmoproject Provisional - [Dave_Thaler]
go go Permanent - [RFC3368]
gopher The Gopher Protocol Permanent - [RFC4266]
graph prov/graph graph Provisional - [Alastair_Green]
grd historic/grd grd Historical - [IESG]
gtalk prov/gtalk gtalk Provisional - [Dave_Thaler]
h323 H.323 Permanent - [RFC3508]
ham ham Provisional - [RFC7046]
hcap prov/hcap hcap Provisional - [urischemeowners_at_microsoft.com]
hcp prov/hcp hcp Provisional - [Alexey_Melnikov]
http Hypertext Transfer Protocol Permanent [RFC8615] [RFC9110, Section 4.2.1]
https Hypertext Transfer Protocol Secure Permanent [RFC8615] [RFC9110, Section 4.2.2]
hxxp prov/hxxp hxxp Provisional - [draft-salgado-hxxp]
hxxps prov/hxxps hxxps Provisional - [draft-salgado-hxxp]
hydrazone prov/hydrazone hydrazone Provisional - [Matthias_Merkel][https://tech.hydrazone.pro/uri/specification/hydrazone.txt]
hyper prov/hyper hyper Provisional - [Frédéric_Wang][Paul_Frazee]
iax Inter-Asterisk eXchange Version 2 Permanent - [RFC5456]
icap Internet Content Adaptation Protocol Permanent - [RFC3507]
icon icon Provisional - [draft-lafayette-icon-uri-scheme]
im Instant Messaging Permanent - [RFC3860]
imap internet message access protocol Permanent - [RFC5092]
info Information Assets with Identifiers in Public Namespaces. [RFC4452] (section 3) defines an "info" registry of public namespaces, which is maintained by NISO and can be accessed from [http://info-uri.info/]. Permanent - [RFC4452]
iotdisco prov/iotdisco iotdisco Provisional - [Peter_Waher][https://www.iana.org/assignments/uri-schemes/prov/iotdisco.pdf]
ipfs prov/ipfs ipfs Provisional - [Frédéric_Wang][Protocol_Labs]
ipn ipn Permanent - [RFC9171]
ipns prov/ipns ipns Provisional - [Frédéric_Wang][Protocol_Labs]
ipp Internet Printing Protocol Permanent - [RFC3510]
ipps Internet Printing Protocol over HTTPS Permanent - [RFC7472]
irc prov/irc irc Provisional - [Dave_Thaler]
irc6 prov/irc6 irc6 Provisional - [Dave_Thaler]
ircs prov/ircs ircs Provisional - [Dave_Thaler]
iris Internet Registry Information Service Permanent - [RFC3981]
iris.beep iris.beep Permanent - [RFC3983]
iris.lwz iris.lwz Permanent - [RFC4993]
iris.xpc iris.xpc Permanent - [RFC4992]
iris.xpcs iris.xpcs Permanent - [RFC4992]
isostore prov/isostore isostore Provisional - [urischemeowners_at_microsoft.com]
itms prov/itms itms Provisional - [Dave_Thaler]
jabber perm/jabber jabber Permanent - [Peter_Saint-Andre]
jar prov/jar jar Provisional - [Dave_Thaler]
jms Java Message Service Provisional - [RFC6167]
keyparc prov/keyparc keyparc Provisional - [Dave_Thaler]
lastfm prov/lastfm lastfm Provisional - [Dave_Thaler]
lbry prov/lbry lbry Provisional - [Alex_Grintsvayg]
ldap Lightweight Directory Access Protocol Permanent - [RFC4516]
ldaps prov/ldaps ldaps Provisional - [Dave_Thaler]
leaptofrogans leaptofrogans Permanent - [RFC8589]
lid prov/lid lid Provisional - [IS4]
lorawan prov/lorawan lorawan Provisional - [OMA-DMSE]
lpa prov/lpa lpa Provisional - [eSIM_Group_GSM_Association]
lvlt prov/lvlt lvlt Provisional - [Alexander_Shishenko]
machineProvisioningProgressReporter prov/machineProvisioningProgressReporter Windows Autopilot Modern Device Management status updates Provisional - [urischemeowners_at_microsoft.com]
magnet prov/magnet magnet Provisional - [Dave_Thaler]
mailserver Access to data available from mail servers Historical - [RFC6196]
mailto Electronic mail address Permanent - [RFC6068]
maps prov/maps maps Provisional - [Dave_Thaler]
market prov/market market Provisional - [Dave_Thaler]
matrix prov/matrix matrix Provisional - [Hubert_Chathi]
message prov/message message Provisional - [Dave_Thaler]
microsoft.windows.camera prov/microsoft.windows.camera microsoft.windows.camera Provisional - [urischemeowners_at_microsoft.com]
microsoft.windows.camera.multipicker prov/microsoft.windows.camera.multipicker microsoft.windows.camera.multipicker Provisional - [urischemeowners_at_microsoft.com]
microsoft.windows.camera.picker prov/microsoft.windows.camera.picker microsoft.windows.camera.picker Provisional - [urischemeowners_at_microsoft.com]
mid message identifier Permanent - [RFC2392]
mms prov/mms mms Provisional - [Alexey_Melnikov]
modem modem Historical - [RFC2806][RFC3966]
mongodb prov/mongodb mongodb Provisional - [Ignacio_Losiggio][Mongo_DB_Inc]
moz prov/moz moz Provisional - [Joe_Hildebrand]
ms-access prov/ms-access ms-access Provisional - [urischemeowners_at_microsoft.com]
ms-appinstaller prov/ms-appinstaller ms-appinstaller Provisional - [urischemeowners_at_microsoft.com]
ms-browser-extension prov/ms-browser-extension ms-browser-extension Provisional - [urischemeowners_at_microsoft.com]
ms-calculator prov/ms-calculator ms-calculator Provisional - [urischemeowners_at_microsoft.com]
ms-drive-to prov/ms-drive-to ms-drive-to Provisional - [urischemeowners_at_microsoft.com]
ms-enrollment prov/ms-enrollment ms-enrollment Provisional - [urischemeowners_at_microsoft.com]
ms-excel prov/ms-excel ms-excel Provisional - [urischemeowners_at_microsoft.com]
ms-eyecontrolspeech prov/ms-eyecontrolspeech ms-eyecontrolspeech Provisional - [urischemeowners_at_microsoft.com]
ms-gamebarservices prov/ms-gamebarservices ms-gamebarservices Provisional - [urischemeowners_at_microsoft.com]
ms-gamingoverlay prov/ms-gamingoverlay ms-gamingoverlay Provisional - [urischemeowners_at_microsoft.com]
ms-getoffice prov/ms-getoffice ms-getoffice Provisional - [urischemeowners_at_microsoft.com]
ms-help prov/ms-help ms-help Provisional - [Alexey_Melnikov]
ms-infopath prov/ms-infopath ms-infopath Provisional - [urischemeowners_at_microsoft.com]
ms-inputapp prov/ms-inputapp ms-inputapp Provisional - [urischemeowners_at_microsoft.com]
ms-launchremotedesktop prov/ms-launchremotedesktop ms-launchremotedesktop Provisional - [urischemeowners_at_microsoft.com]
ms-lockscreencomponent-config prov/ms-lockscreencomponent-config ms-lockscreencomponent-config Provisional - [urischemeowners_at_microsoft.com]
ms-media-stream-id prov/ms-media-stream-id ms-media-stream-id Provisional - [urischemeowners_at_microsoft.com]
ms-meetnow prov/ms-meetnow ms-meetnow Provisional - [urischemeowners_at_microsoft.com]
ms-mixedrealitycapture prov/ms-mixedrealitycapture ms-mixedrealitycapture Provisional - [urischemeowners_at_microsoft.com]
ms-mobileplans prov/ms-mobileplans ms-mobileplans Provisional - [urischemeowners_at_microsoft.com]
ms-newsandinterests prov/ms-newsandinterests ms-newsandinterests Provisional - [urischemeowners_at_microsoft.com]
ms-officeapp prov/ms-officeapp ms-officeapp Provisional - [urischemeowners_at_microsoft.com]
ms-people prov/ms-people ms-people Provisional - [urischemeowners_at_microsoft.com]
ms-project prov/ms-project ms-project Provisional - [urischemeowners_at_microsoft.com]
ms-powerpoint prov/ms-powerpoint ms-powerpoint Provisional - [urischemeowners_at_microsoft.com]
ms-publisher prov/ms-publisher ms-publisher Provisional - [urischemeowners_at_microsoft.com]
ms-remotedesktop prov/ms-remotedesktop ms-remotedesktop Provisional - [urischemeowners_at_microsoft.com]
ms-remotedesktop-launch prov/ms-remotedesktop-launch ms-remotedesktop-launch Provisional - [urischemeowners_at_microsoft.com]
ms-restoretabcompanion prov/ms-restoretabcompanion ms-restoretabcompanion Provisional - [urischemeowners_at_microsoft.com]
ms-screenclip prov/ms-screenclip ms-screenclip Provisional - [urischemeowners_at_microsoft.com]
ms-screensketch prov/ms-screensketch ms-screensketch Provisional - [urischemeowners_at_microsoft.com]
ms-search prov/ms-search ms-search Provisional - [urischemeowners_at_microsoft.com]
ms-search-repair prov/ms-search-repair ms-search-repair Provisional - [urischemeowners_at_microsoft.com]
ms-secondary-screen-controller prov/ms-secondary-screen-controller ms-secondary-screen-controller Provisional - [urischemeowners_at_microsoft.com]
ms-secondary-screen-setup prov/ms-secondary-screen-setup ms-secondary-screen-setup Provisional - [urischemeowners_at_microsoft.com]
ms-settings prov/ms-settings ms-settings Provisional - [urischemeowners_at_microsoft.com]
ms-settings-airplanemode prov/ms-settings-airplanemode ms-settings-airplanemode Provisional - [urischemeowners_at_microsoft.com]
ms-settings-bluetooth prov/ms-settings-bluetooth ms-settings-bluetooth Provisional - [urischemeowners_at_microsoft.com]
ms-settings-camera prov/ms-settings-camera ms-settings-camera Provisional - [urischemeowners_at_microsoft.com]
ms-settings-cellular prov/ms-settings-cellular ms-settings-cellular Provisional - [urischemeowners_at_microsoft.com]
ms-settings-cloudstorage prov/ms-settings-cloudstorage ms-settings-cloudstorage Provisional - [urischemeowners_at_microsoft.com]
ms-settings-connectabledevices prov/ms-settings-connectabledevices ms-settings-connectabledevices Provisional - [urischemeowners_at_microsoft.com]
ms-settings-displays-topology prov/ms-settings-displays-topology ms-settings-displays-topology Provisional - [urischemeowners_at_microsoft.com]
ms-settings-emailandaccounts prov/ms-settings-emailandaccounts ms-settings-emailandaccounts Provisional - [urischemeowners_at_microsoft.com]
ms-settings-language prov/ms-settings-language ms-settings-language Provisional - [urischemeowners_at_microsoft.com]
ms-settings-location prov/ms-settings-location ms-settings-location Provisional - [urischemeowners_at_microsoft.com]
ms-settings-lock prov/ms-settings-lock ms-settings-lock Provisional - [urischemeowners_at_microsoft.com]
ms-settings-nfctransactions prov/ms-settings-nfctransactions ms-settings-nfctransactions Provisional - [urischemeowners_at_microsoft.com]
ms-settings-notifications prov/ms-settings-notifications ms-settings-notifications Provisional - [urischemeowners_at_microsoft.com]
ms-settings-power prov/ms-settings-power ms-settings-power Provisional - [urischemeowners_at_microsoft.com]
ms-settings-privacy prov/ms-settings-privacy ms-settings-privacy Provisional - [urischemeowners_at_microsoft.com]
ms-settings-proximity prov/ms-settings-proximity ms-settings-proximity Provisional - [urischemeowners_at_microsoft.com]
ms-settings-screenrotation prov/ms-settings-screenrotation ms-settings-screenrotation Provisional - [urischemeowners_at_microsoft.com]
ms-settings-wifi prov/ms-settings-wifi ms-settings-wifi Provisional - [urischemeowners_at_microsoft.com]
ms-settings-workplace prov/ms-settings-workplace ms-settings-workplace Provisional - [urischemeowners_at_microsoft.com]
ms-spd prov/ms-spd ms-spd Provisional - [urischemeowners_at_microsoft.com]
ms-stickers prov/ms-stickers ms-stickers Provisional - [urischemeowners_at_microsoft.com]
ms-sttoverlay prov/ms-sttoverlay ms-sttoverlay Provisional - [urischemeowners_at_microsoft.com]
ms-transit-to prov/ms-transit-to ms-transit-to Provisional - [urischemeowners_at_microsoft.com]
ms-useractivityset prov/ms-useractivityset ms-useractivityset Provisional - [urischemeowners_at_microsoft.com]
ms-virtualtouchpad prov/ms-virtualtouchpad ms-virtualtouchpad Provisional - [urischemeowners_at_microsoft.com]
ms-visio prov/ms-visio ms-visio Provisional - [urischemeowners_at_microsoft.com]
ms-walk-to prov/ms-walk-to ms-walk-to Provisional - [urischemeowners_at_microsoft.com]
ms-whiteboard prov/ms-whiteboard ms-whiteboard Provisional - [urischemeowners_at_microsoft.com]
ms-whiteboard-cmd prov/ms-whiteboard-cmd ms-whiteboard-cmd Provisional - [urischemeowners_at_microsoft.com]
ms-word prov/ms-word ms-word Provisional - [urischemeowners_at_microsoft.com]
msnim prov/msnim msnim Provisional - [Alexey_Melnikov]
msrp Message Session Relay Protocol Permanent - [RFC4975]
msrps Message Session Relay Protocol Secure Permanent - [RFC4975][RFC8873]
mss prov/mss mss Provisional - [Jarmo_Miettinen]
mt perm/mt Matter protocol on-boarding payloads that are encoded for use in QR Codes and/or NFC Tags Permanent - [Connectivity_Standards_Alliance]
mtqp Message Tracking Query Protocol Permanent - [RFC3887]
mumble prov/mumble mumble Provisional - [Dave_Thaler]
mupdate Mailbox Update (MUPDATE) Protocol Permanent - [RFC3656]
mvn prov/mvn mvn Provisional - [Dave_Thaler]
mvrp prov/mvrp mvrp (see [reviewer notes]) Provisional - [Antonio_Walker]
mvrps prov/mvrps mvrps (see [reviewer notes]) Provisional - [Antonio_Walker]
news USENET news Permanent - [RFC5538]
nfs network file system protocol Permanent - [RFC2224]
ni ni Permanent - [RFC6920]
nih nih Permanent - [RFC6920]
nntp USENET news using NNTP access Permanent - [RFC5538]
notes prov/notes notes Provisional - [draft-dconmy-notes-uri-scheme-02]
num prov/num Namespace Utility Modules Provisional - [Elliott_Brown][https://www.numprotocol.com/specification]
ocf prov/ocf ocf Provisional - [Dave_Thaler]
oid prov/oid oid Provisional - [draft-larmouth-oid-iri]
onenote prov/onenote onenote Provisional - [urischemeowners_at_microsoft.com]
onenote-cmd prov/onenote-cmd onenote-cmd Provisional - [urischemeowners_at_microsoft.com]
opaquelocktoken opaquelocktokent Permanent - [RFC4918]
openid prov/openid OpenID Connect Provisional - [OpenID_Foundation_Artifact_Binding_Working_Group][OpenID Connect Core 1.0, Section 7.3]
openpgp4fpr prov/openpgp4fpr openpgp4fpr Provisional - [Wiktor_Kwapisiewicz]
otpauth prov/otpauth otpauth Provisional - [Frédéric_Wang][Thomas_Habets]
p1 historic/p1 p1 Historical - [IESG]
pack historic/pack pack Historical - [draft-shur-pack-uri-scheme]
palm prov/palm palm Provisional - [Dave_Thaler]
paparazzi prov/paparazzi paparazzi Provisional - [Dave_Thaler]
payment prov/payment payment Provisional - [Arild_Hegvik][https://bitcoincheque.org]
payto prov/payto payto Provisional - [RFC8905]
pkcs11 PKCS#11 Permanent - [RFC7512]
platform prov/platform platform Provisional - [Dave_Thaler]
pop Post Office Protocol v3 Permanent - [RFC2384]
pres Presence Permanent - [RFC3859]
prospero Prospero Directory Service Historical - [RFC4157]
proxy prov/proxy proxy Provisional - [Dave_Thaler]
pwid prov/pwid pwid Provisional - [Eld_Zierau]
psyc prov/psyc psyc Provisional - [Dave_Thaler]
pttp prov/pttp pttp Provisional - [Tony_Deng][Tuan_Hoang][Bob_Hinkle][Mark_Chen]
qb prov/qb qb Provisional - [Jan_Pokorny]
query prov/query query Provisional - [Dave_Thaler]
quic-transport prov/quic-transport quic-transport Provisional - [draft-vvv-webtransport-quic]
redis prov/redis redis Provisional - [Chris_Rebert]
rediss prov/rediss rediss Provisional - [Chris_Rebert]
reload reload Permanent - [RFC6940]
res prov/res res Provisional - [Alexey_Melnikov]
resource prov/resource resource Provisional - [Dave_Thaler]
rmi prov/rmi rmi Provisional - [Dave_Thaler]
rsync rsync Provisional - [RFC5781]
rtmfp prov/rtmfp rtmfp Provisional - [RFC7425]
rtmp prov/rtmp rtmp Provisional - [Dave_Thaler]
rtsp Real-Time Streaming Protocol (RTSP) Permanent - [RFC2326][RFC7826]
rtsps Real-Time Streaming Protocol (RTSP) over TLS Permanent - [RFC2326][RFC7826]
rtspu Real-Time Streaming Protocol (RTSP) over unreliable datagram transport Permanent - [RFC2326]
sarif prov/sarif sarif Provisional - [OASIS_Open][Michael_C_Fanning][David_Keaton]
secondlife prov/secondlife query Provisional - [Dave_Thaler]
secret-token prov/secret-token secret-token Provisional - [RFC8959]
service service location Permanent - [RFC2609]
session session Permanent - [RFC6787]
sftp prov/sftp query Provisional - [Dave_Thaler]
sgn prov/sgn sgn Provisional - [Dave_Thaler]
shc prov/shc shc Provisional - [Josh_Mandel]
shttp (OBSOLETE) Secure Hypertext Transfer Protocol Permanent - [RFC2660][status-change-http-experiments-to-historic]
sieve ManageSieve Protocol Permanent - [RFC5804]
simpleledger prov/simpleledger simpleledger Provisional - [James_Cramer]
simplex prov/simplex simplex Provisional - [Evgeny_Poberezkin]
sip session initiation protocol Permanent - [RFC3261]
sips secure session initiation protocol Permanent - [RFC3261]
skype prov/skype skype Provisional - [Alexey_Melnikov]
smb prov/smb smb Provisional - [Dave_Thaler]
smp prov/smp smp Provisional - [Evgeny_Poberezkin]
sms Short Message Service Permanent - [RFC5724]
smtp prov/smtp smtp Provisional - [draft-melnikov-smime-msa-to-mda]
snews NNTP over SSL/TLS Historical - [RFC5538]
snmp Simple Network Management Protocol Permanent - [RFC4088]
soap.beep soap.beep Permanent - [RFC4227]
soap.beeps soap.beeps Permanent - [RFC4227]
soldat prov/soldat soldat Provisional - [Dave_Thaler]
spiffe prov/spiffe spiffe Provisional - [Evan_Gilman]
spotify prov/spotify spotify Provisional - [Dave_Thaler]
ssb prov/ssb ssb Provisional - [Frédéric_Wang][Secure_Scuttlebutt_Consortium]
ssh prov/ssh ssh Provisional - [Dave_Thaler]
starknet prov/starknet starknet Provisional - [Abraham_Makovetsky]
steam prov/steam steam Provisional - [Dave_Thaler]
stun stun Permanent - [RFC7064]
stuns stuns Permanent - [RFC7064]
submit prov/submit submit Provisional - [draft-melnikov-smime-msa-to-mda]
svn prov/svn svn Provisional - [Dave_Thaler]
swh prov/swh swh Provisional - [Software_Heritage][Stefano_Zacchiroli]
swid prov/swid swid (see [reviewer notes]) Provisional - [RFC9393, Section 5.1]
swidpath prov/swidpath swidpath (see [reviewer notes]) Provisional - [RFC9393, Section 5.2]
tag tag Permanent - [RFC4151]
taler prov/taler taler Provisional - [draft-grothoff-taler-01]
teamspeak prov/teamspeak teamspeak Provisional - [Dave_Thaler]
tel telephone Permanent - [RFC3966][RFC5341]
teliaeid prov/teliaeid teliaeid Provisional - [Peter_Lewandowski]
telnet Reference to interactive sessions Permanent - [RFC4248]
tftp Trivial File Transfer Protocol Permanent - [RFC3617]
things prov/things things Provisional - [Dave_Thaler]
thismessage perm/thismessage multipart/related relative reference resolution Permanent - [RFC2557]
tip Transaction Internet Protocol Permanent - [RFC2371]
tn3270 Interactive 3270 emulation sessions Permanent - [RFC6270]
tool prov/tool tool Provisional - [Matthias_Merkel]
turn turn Permanent - [RFC7065]
turns turns Permanent - [RFC7065]
tv TV Broadcasts Permanent - [RFC2838]
udp prov/udp udp Provisional - [Dave_Thaler]
unreal prov/unreal unreal Provisional - [Dave_Thaler]
upt historic/upt upt Historical - [IESG]
urn Uniform Resource Names Permanent - [RFC8141][IANA registry urn-namespaces]
ut2004 prov/ut2004 ut2004 Provisional - [Dave_Thaler]
uuid-in-package prov/uuid-in-package uuid-in-package Provisional - [Kunihiko_Sakamoto]
v-event prov/v-event v-event Provisional - [draft-menderico-v-event-uri]
vemmi versatile multimedia interface Permanent - [RFC2122]
ventrilo prov/ventrilo ventrilo Provisional - [Dave_Thaler]
ves prov/ves ves Provisional - [Jim_Zubov]
videotex historic/videotex videotex Historical - [draft-mavrakis-videotex-url-spec][RFC2122][RFC3986]
vnc Remote Framebuffer Protocol Permanent - [RFC7869]
view-source prov/view-source view-source Provisional - [Mykyta_Yevstifeyev]
vscode prov/vscode vscode Provisional - [urischemeowners_at_microsoft.com]
vscode-insiders prov/vscode-insiders vscode-insiders Provisional - [urischemeowners_at_microsoft.com]
vsls prov/vsls vsls Provisional - [urischemeowners_at_microsoft.com]
w3 prov/w3 w3 (see [reviewer notes]) Provisional - [Qi_Zhou]
wais Wide Area Information Servers Historical - [RFC4156]
web3 prov/web3 web3 Provisional - [Qi_Zhou]
wcr prov/wcr wcr Provisional - [Jason_Dzubak]
webcal prov/webcal webcal Provisional - [Dave_Thaler]
web+ap prov/web+ap web+ap Provisional - [Soni_L.]
wifi prov/wifi wifi Provisional - [Wi-Fi_Alliance][Jun_Tian]
wpid prov/wpid wpid Historical - [Eld_Zierau]
ws WebSocket connections Permanent [RFC8307] [RFC6455]
wss Encrypted WebSocket connections Permanent [RFC8307] [RFC6455]
wtai prov/wtai wtai Provisional - [Dave_Thaler]
wyciwyg prov/wyciwyg wyciwyg Provisional - [Dave_Thaler]
xcon xcon Permanent - [RFC6501]
xcon-userid xcon-userid Permanent - [RFC6501]
xfire prov/xfire xfire Provisional - [Dave_Thaler]
xmlrpc.beep xmlrpc.beep Permanent - [RFC3529]
xmlrpc.beeps xmlrpc.beeps Permanent - [RFC3529]
xmpp Extensible Messaging and Presence Protocol Permanent - [RFC5122]
xftp prov/xftp xftp Provisional - [Evgeny_Poberezkin]
xrcp prov/xrcp xrcp Provisional - [Evgeny_Poberezkin]
xri prov/xri xri Provisional - [Dave_Thaler]
ymsgr prov/ymsgr ymsgr Provisional - [Dave_Thaler]
z39.50 Z39.50 information access Historical - [RFC1738][RFC2056]
z39.50r Z39.50 Retrieval Permanent - [RFC2056]
z39.50s Z39.50 Session Permanent - [RFC2056]

Contact Information

ID Name Organization Contact URI Last Updated
[Abraham_Makovetsky] Abraham Makovetsky mailto:abraham&braavos.app 2023-01-05
[Adam_Barth] Adam Barth mailto:abarth&google.com 2019-03-29
[Adam_Langley] Adam Langley mailto:agl&google.com 2021-09-03
[Alastair_Green] Alastair Green mailto:alastair.green&neotechnology.com. 2017-05-19
[Alex_Grintsvayg] Alex Grintsvayg mailto:grin&lbry.com 2020-06-16
[Alexey_Melnikov] Alexey Melnikov mailto:alexey.melnikov&isode.com 2012-09-12
[Alexander_Shishenko] Alexander Shishenko mailto:alex&librevault.com 2016-06-13
[Antonio_Walker] Antonio Walker mailto:any&wakuu.enterprises 2024-02-02
[Arild_Hegvik] Arild Hegvik mailto:arild&bitcoincheque.org 2020-01-08
[ARK_agency] ARK Maintenance Agency mailto:marioxcc.mt&yandex.com 2019-08-22
[Arweave_Team] Arweave Team mailto:sam&arweave.org 2021-08-23
[Bíró_Tamás] Bíró Tamás mailto:tamas.biro&sensenet.com 2014-05-16
[Bluesky_PBLLC] Bluesky PBLLC mailto:protocol&blueskyweb.xyz 2023-06-01
[Bob_Hinkle] Bob Hinkle mailto:bohinkle&cisco.com 2019-06-24
[Bob_Van_Zant] Bob Van Zant mailto:bob&veznat.com 2011-11-14
[Bradley_Nelson] Bradley Nelson mailto:bradnelson&google.com 2020-08-28
[Cabal_Club] Cabal Club mailto:cabal&cblgh.org 2020-05-14
[Chris_Rebert] Chris Rebert mailto:iana.url.schemes&chrisrebert.com 2015-07-21
[Christophe_Meessen] Christophe Meessen mailto:uri-review&ditp.org 2015-12-08
[Clemens_Bastian] Clemens Bastian mailto:clemens.bastian&orgaplan.org 2021-07-21
[Connectivity_Standards_Alliance] Connectivity Standards Alliance https://csa-iot.org/ 2023-01-20
[Corentin_Mercier] Corentin Mercier mailto:corentin&mercier.link 2018-08-13
[Dave_Thaler] Dave Thaler mailto:dthaler&microsoft.com 2022-08-09
[David_Keaton] David Keaton mailto:dmk&dmk.com 2021-03-19
[Dennis_Schubert] Dennis Schubert mailto:mail&dennis-schubert.de 2017-09-13
[DLNA] DLNA mailto:admin&dlna.org 2012-01-04
[Hans-Dieter_A._Hiep] Hans-Dieter A. Hiep mailto:hdh&cwi.nl 2022-11-09
[Donald_Eastlake] Donald Eastlake mailto:d3e3e3&gmail.com 2021-07-01
[Ed_Warnicke] Ed Warnicke mailto:eaw&cisco.com 2022-05-23
[Eld_Zierau] Eld Zierau mailto:elzi&kb.dk 2016-12-01
[Elliott_Brown] Elliott Brown mailto:elliott.brown&num.uk 2020-09-07
[eSIM_Group_GSM_Association] eSIM Group, GSM Associationn mailto:URIregistration&gsma.com 2022-11-11
[Evan_Gilman] Evan Gilman mailto:evan&scytale.io 2018-02-23
[Evgeny_Poberezkin] Evgeny Poberezkin mailto:ep&simplex.chat 2024-01-12
[Frédéric_Wang] Frédéric Wang mailto:fwang&igalia.com 2020-05-14
[Gaurav_Jain] Gaurav Jain mailto:gjain&wi-fi.org 2019-01-23
[Hubert_Chathi] Hubert Chathi mailto:hubertc&matrix.org 2022-09-05
[IESG] IESG mailto:iesg&ietf.org
[Ignacio_Losiggio] Ignacio Losiggio mailto:iglosiggio&gmail.com 2017-05-09
[International_DOI_Foundation] International DOI Foundation mailto:contact&doi.org 2020-05-14
[IS4] IS4 mailto:is4.site&gmail.com 2023-08-21
[Ivan_Herman] Ivan Herman mailto:ivan&w3.org 2020-02-14
[James_Cramer] James Cramer mailto:jcramer&deskviz.com 2018-07-27
[Jan_Pokorny] Jan Pokorny mailto:jpokorny&redhat.com 2016-09-20
[Jarmo_Miettinen] Jarmo_Miettinen mailto:jarmo.miettinen&methics.fi 2019-02-12
[Jason_Dzubak] Jason Dzubak mailto:dzubak&byu.edu 2020-12-10
[Jim_Zubov] Jim Zubov mailto:jz&vesvault.com 2021-12-21
[Joe_Hildebrand] Joe Hildebrand mailto:jhildebrand&mozilla.com 2017-01-20
[Josh_Mandel] Josh Mandel mailto:Joshua.Mandel&childrens.harvard.edu 2021-05-11
[Jun_Tian] Jun Tian mailto:jtian&wi-fi.org 2020-08-26
[Jürgen_Grupp] Jürgen Grupp mailto:juergen.grupp&swr.de 2023-11-28
[Kimmo_Lindholm] Kimmo Lindholm mailto:kimmo.lindholm&eke.fi 2018-06-06
[Kunihiko_Sakamoto] Kunihiko Sakamoto mailto:ksakamoto&google.com 2021-09-22
[ligi] ligi mailto:ligi&ligi.de 2020-05-15
[Manu_Sporny] Manu Sporny mailto:msporny&digitalbazaar.com 2020-02-14
[Mark_Chen] Mark Chen mailto:marchen&cisco.com 2019-06-24
[Matthias_Merkel] Matthias Merkel mailto:moritz30&moritz30.de 2017-03-14
[OpenID_Foundation_Artifact_Binding_Working_Group] OpenID Foundation Artifact Binding Working Group mailto:openid-specs-ab&lists.openid.net 2023-08-16
[Michael_C_Fanning] Michael C. Fanning mailto:mikefan&microsoft.com 2021-03-19
[Michael_Hedenus] Michael Hedenus mailto:michael.hedenus&vitesco.com 2021-09-24
[Michael_Ranft] Michael Ranft mailto:Michael.Ranft&swr.de 2023-11-28
[Mike_Pietraszak] Mike Pietraszak mailto:mikepie&microsoft.com 2016-10-17
[Mirko_Nosenzo] Mirko Nosenzo mailto:mirko.n&incomedia.eu 2013-09-20
[Mongo_DB_Inc] Mongo DB, Inc https://www.mongodb.com/es/contact 2017-05-09
[Mykyta_Yevstifeyev] Mykyta Yevstifeyev mailto:evnikita2&gmail.com 2011-05-25
[OASIS_Open] OASIS Open https://www.oasis-open.org 2021-03-19
[OMA-DMSE] OMA-DMSE – Device Management Working Group at the Open Mobile Alliance mailto:OMA-DM&mail.openmobilealliance.org 2019-04-16
[OMA-OMNA] OMNA – Open Mobile Naming Authority of the Open Mobile Alliance mailto:OMA-OMNA&mail.openmobilealliance.org 2014-12-19
[Paul_Frazee] Paul Frazee mailto:pfrazee&gmail.com 2023-06-01
[Peter_Hoddie] Peter Hoddie mailto:peter&moddable.com 2021-02-19
[Peter_Lewandowski] Peter Lewandowski mailto:peter.lewandowski&cygate.se 2014-09-12
[Peter_Saint-Andre] Peter Saint-Andre mailto:stpeter&jabber.org 2012-12-04
[Peter_Waher] Peter Waher mailto:peterwaher&hotmail.com 2015-11-25
[Protocol_Labs] Protocol Labs mailto:jbenet&protocol.ai 2020-05-14
[Qi_Zhou] Qi Zhou mailto:qizhou&web3q.io 2023-04-17
[RadioDNS_Project] RadioDNS Project mailto:iana&radiodns.org 2019-03-18
[Ricky_Bloomfield] Ricky Bloomfield mailto:rickybloomfield&apple.com 2020-08-28
[SAP_SE] SAP SE mailto:ma.becker&sap.com 2019-07-04
[Secure_Scuttlebutt_Consortium] Secure Scuttlebutt Consortium mailto:christianbundy&fraction.io 2020-05-15
[Software_Heritage] Software Heritage https://www.softwareheritage.org 2020-04-28
[Soni_L.] Soni L. mailto:fakedme&gmail.com 2023-01-09
[Sophie_Schenkel] Sophie Schenkel mailto:Sophie.Schenkel&dra.de 2023-11-28
[Stefano_Zacchiroli] Stefano Zacchiroli mailto:zack&upsilon.cc 2020-04-28
[Thomas_Habets] Thomas Habets mailto:thomas&habets.se 2020-05-14
[Tony_Deng] Tony Deng mailto:tdeng&cisco.com 2019-06-24
[Tuan_Hoang] Tuan Hoang mailto:tuhoang&cisco.com 2019-06-24
[urischemeowners_at_microsoft.com] urischemeowners at microsoft.com mailto:urischemeowners&microsoft.com 2023-05-23
[Wang_Shu] Wang Shu mailto:wangshu&cnic.cn 2022-05-13
[W3C_WebApps_Working_Group] W3C WebApps Working Group mailto:public-webapps&w3.org 2015-07-17
[W3C_Decentralized_Identifier_Working_Group] W3C Decentralized Identifier Working Group mailto:public-did-wg&w3.org 2020-02-14
[Wiktor_Kwapisiewicz] Wiktor Kwapisiewicz mailto:wiktor&metacode.biz 2018-05-31
[Wi-Fi_Alliance] Wi-Fi Alliance mailto:technical&wi-fi.org 2020-08-26