Internet Assigned Numbers Authority

Uniform Resource Names (URN) Namespaces

Last Updated
2024-12-09
Note
This is the Official IANA Registry of URN Namespaces.
  
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Registries included below

Formal URN Namespaces

Registration Procedure(s)
Expert Review, per Section 6 of [RFC8141]. 
Fast-track procedure for standards organizations described in Section 6.3.
Expert(s)
Peter Saint-Andre (team leader), Dale Worley, Juha Hakala, Stephanie Palek, Lars Svensson, Jyrki Ilva
Reference
[RFC8141]
Available Formats

CSV
URN Namespace Template Reference
3gpp [RFC5279]
3gpp2 [3gpp2-template] [RFC8464]
adid [RFC8107]
alert [RFC7462]
bbf [RFC8057]
broadband-forum-org [RFC8057]
cablelabs [RFC6289]
ccsds [RFC7738]
cdx [cdx-template] [The OWASP Foundation Inc.]
cgi [RFC5138]
clei [RFC4152]
cta [cta-template] [Consumer Technology Association]
ddi [RFC9517]
dev [dev-template] [RFC9039]
dgiwg [RFC6288]
doi [doi-template] [DOI Foundation]
dslforum-org [RFC8057]
dvb [RFC5328][RFC7354]
ebu [RFC5174]
eic [eic-template] [European Network of Transmission System Operators for Electricity (ENTSO-E)]
eidr [RFC7972]
epc [RFC5134]
epcglobal [RFC5134]
etsi [etsi-template] [RFC8515]
eurosystem [RFC7207]
example [RFC6963]
fdc [RFC4198]
fipa [RFC3616]
gdst [gdst-template] [Institute of Food Technologists]
geant [RFC4926]
globus [RFC7853]
gsma [RFC7254]
gvat [gvat-template] [Bundeskanzleramt der Republik Österreich]
hbbtv [RFC7528]
ieee [RFC8069]
ietf [RFC2648]
iptc [RFC3937]
isan [RFC4246]
isbn [isbn-template] [International ISBN Agency]
iso [RFC5141]
issn [issn-template] [ISSN International Centre]
itu [itu-template] [International Telecommunications Union (ITU)]
ivis [RFC4617]
knx [knx-template] [KNX Association cvba]
lei [lei-template] [Global Legal Entity Identifier Foundation (GLEIF)]
lex [lex-template] [RFC-spinosa-urn-lex-24]
liberty [RFC3622]
mace [RFC3613]
mef [RFC7818]
meta [meta-template] [Juha_Hakala]
mpeg [RFC3614]
mrn [mrn-template] [International Association of Marine Aids to Navigation and Lighthouse Authorities (IALA)]
nan [nan-template] [The National Archives of Finland]
nato [RFC7467]
nbn [nbn-template] [RFC8458]
nena [RFC6061]
newsml [RFC3085]
nfc [RFC4729]
nzl [RFC4350]
oasis [RFC3121]
ogc [RFC5165]
ogf [RFC6453]
oid [RFC3061]
oipf [RFC6893]
oma [RFC4358]
onem2m [onem2m-template] [oneM2M Partnership Project]
onf [onf-template] [Open Networking Foundation]
pin [RFC3043]
pno [pno-template] [PROFIBUS Nutzerorganisation e.V.]
publicid [RFC3151]
pwid [pwid-template] [Eld_Zierau]
reso [reso-template] [Real Estate Standards Organization (RESO)]
s1000d [RFC4688]
schac [RFC6338]
service [RFC5031]
smpte [RFC5119]
swift [RFC3615]
thread [thread-template] [Thread Group, Inc.]
tva [RFC4195]
uci [RFC4179]
ucode [RFC6588][RFC Errata 3188][RFC Errata 3189]
uic [uic-template] [Union International de Chemin de Fer]
uuid [RFC9562]
web3d [RFC3541]
xmlorg [RFC3120]
xmpp [RFC4854]

Informal URN Namespaces

Registration Procedure(s)
Expert Review, per Section 6 of [RFC8141].
Expert(s)
Peter Saint-Andre (team leader), Dale Worley, Juha Hakala, Stephanie Palek
Reference
[RFC8141]
Available Formats

CSV
URN Namespace Template Reference
urn-1 [urn-1] [Michael_Mealling]
urn-2 [urn-2] [Robert_M._Akscyn]
urn-3 [urn-3] [Andrea_Goethals]
urn-4 [urn-4] [Kevin_P._Yancey]
urn-5 [urn-5] [B._Fallenstein]
urn-6 [urn-6] [Evan_Prodromou]
urn-7 [RFC6050]

Contact Information

ID Name Contact URI Last Updated
[Andrea_Goethals] Andrea Goethals mailto:nrs-ns-adm&hulmail.harvard.edu 2010-01-28
[B._Fallenstein] B. Fallenstein mailto:b.fallenstein&gmx.de 2002-08-16
[Eld_Zierau] Eld Zierau mailto:elzi&kb.dk 2022-11-18
[Evan_Prodromou] Evan Prodromou mailto:evan&wikitravel.org 2006-04-25
[Juha_Hakala] Juha Hakala mailto:juha.hakala&helsinki.fi 2022-11-17
[Kevin_P._Yancey] Kevin P. Yancey mailto:kpyancey&yahoo.com 2002-02-11
[Michael_Mealling] Michael Mealling mailto:michael&bailey.dscga.com 2001-02-23
[Robert_M._Akscyn] Robert M. Akscyn mailto:rma&ks.com 2001-02-23