Extensions for the Extensible Provisioning Protocol (EPP)

Created
2015-01-05
Last Updated
2026-09-08
Available Formats

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Registry Included Below

Extensions for the Extensible Provisioning Protocol (EPP)

Registration Procedure(s)
Specification Required
Expert(s)
Gavin Brown (primary), Alexander Mayrhofer (secondary), Ning Kong (secondary),
Roger D Carney (secondary), Jim Galvin (secondary), James Gould (secondary), Scott Hollenbeck (secondary)
Reference
[RFC-ietf-regext-ext-registry-epp-10]
Note
The early allocation policy described in [RFC 7120] does not apply to 
this registry [RFC-ietf-regext-ext-registry-epp-10, Section 2.1].
Available Formats

CSV
Name of Extension Document Status Reference Registrant TLDs IPR Disclosure Status Notes
Domain Registry Grace Period Mapping for the Extensible Provisioning Protocol (EPP) Standards Track [RFC 3915] [IETF] Any None Active None
E.164 Number Mapping for the Extensible Provisioning Protocol (EPP) Standards Track [RFC 4114] [IETF] Any None Active None
ENUM Validation Information Mapping for the Extensible Provisioning Protocol Standards Track [RFC 5076] [IETF] Any None Active None
Domain Name System (DNS) Security Extensions Mapping for the Extensible Provisioning Protocol (EPP) Standards Track [RFC 5910] [IETF] Any None Active None
Common Object Attribute (COA) Extension for the Extensible Provisioning Protocol (EPP) Other [http://www.verisign.com/assets/epp-sdk/verisign_epp-extension_coa_v00.html] [VeriSign_Inc.] Any None Active None
Namestore Extension Mapping for the Extensible Provisioning Protocol (EPP) Other [http://www.verisign.com/assets/epp-sdk/verisign_epp-extension_namestoreext_v00.html] [VeriSign_Inc.] Any [https://datatracker.ietf.org/ipr/2551/] Active None
RGP Poll Mapping for the Extensible Provisioning Protocol (EPP) Other [http://www.verisign.com/assets/epp-sdk/verisign_epp-extension_rgp-poll_v00.html] [VeriSign_Inc.] Any None Active None
ConsoliDate Mapping for the Extensible Provisioning Protocol Other [http://www.verisign.com/assets/consolidate-mapping.txt] [VeriSign_Inc.] Any None Active None
IDN Language Tag for the Extensible Provisioning Protocol (EPP) Other [http://www.verisign.com/assets/epp-sdk/verisign_epp-extension_idn-lang_v00.html] [VeriSign_Inc.] Any None Active None
Extensible Provisioning Protocol Mapping: WhoWas Other [http://www.verisign.com/assets/epp-whowas-mapping.pdf] [VeriSign_Inc.] Any [https://datatracker.ietf.org/ipr/2550/] Inactive None
Extensible Provisioning Protocol Mapping: Email Forwarding Other [http://www.verisign.com/assets/email-forwarding-mapping.pdf] [VeriSign_Inc.] .name None Active None
Extensible Provisioning Protocol Mapping: Defensive Registration Other [http://www.verisign.com/assets/defensive-registration-mapping.pdf] [VeriSign_Inc.] .name None Active None
Extensible Provisioning Protocol Mapping: NameWatch Other [http://www.verisign.com/assets/namewatch-mapping.pdf] [VeriSign_Inc.] .name None Active None
Extensible Provisioning Protocol Mapping: Personal Registration Other [http://www.verisign.com/assets/personal-registration-extension.pdf] [VeriSign_Inc.] .name None Active None
Extensible Provisioning Protocol Mapping: Suggestion Other [http://www.verisign.com/assets/epp-sdk/EPP-Suggestion-Mapping.pdf] [VeriSign_Inc.] Any None Inactive None
Whois Info Extension for the Extensible Provisioning Protocol (EPP) Other [http://www.verisign.com/assets/epp-sdk/verisign_epp-extension_whois-info_v00.html] [VeriSign_Inc.] Any None Active None
Extensible Provisioning Protocol Extension Mapping: Jobs Contact Other [http://www.verisign.com/assets/epp-jobscontact-extension.pdf] [VeriSign_Inc.] .jobs None Inactive None
Low Balance Mapping for the Extensible Provisioning Protocol (EPP) Other [http://www.verisign.com/assets/epp-sdk/verisign_epp-extension_low-balance_v00.html] [VeriSign_Inc.] Any None Active None
Premium Domain Extension for the Extensible Provisioning Protocol (EPP) Other [http://www.verisign.com/assets/epp-sdk/verisign_epp-extension_premium-domain_v00.html] [VeriSign_Inc.] Any None Inactive None
Balance Mapping for the Extensible Provisioning Protocol (EPP) Other [http://www.verisign.com/assets/epp-sdk/verisign_epp-extension_balance_v00.html] [VeriSign_Inc.] Any None Active None
Registry Mapping for the Extensible Provisioning Protocol (EPP) Other [http://www.verisign.com/assets/epp-sdk/verisign_epp-extension_registry_v00.html] [VeriSign_Inc.] Any [https://datatracker.ietf.org/ipr/2552/] Active None
Related Domain Extension for the Extensible Provisioning Protocol (EPP) Other [http://www.verisign.com/assets/epp-sdk/verisign_epp-extension_related-domain_v00.html] [VeriSign_Inc.] Any [https://datatracker.ietf.org/ipr/2553/] Active None
DK Hostmaster local data extensions Other [https://github.com/DK-Hostmaster/epp-service-specification] [DK_Hostmaster_AS] .dk None Active This extension includes a number of domain, host and contact object extension elements for use with the dk ccTLD. The extensions to the host objects was included with the revision 2.0 of the XSD implemented by the dk registry.
Key Relay Mapping for the Extensible Provisioning Protocol Standards Track [RFC 8063] [IETF] Any [https://datatracker.ietf.org/ipr/2393/] Active None
Launch Phase Mapping for the Extensible Provisioning Protocol (EPP) Standards Track [RFC 8334] [IETF] Any None Active None
Allocation Token Extension for the Extensible Provisioning Protocol (EPP) Standards Track [RFC 8495] [IETF] Any None Active None
Extensible Provisioning Protocol (EPP) Organization Mapping Standards Track [RFC 8543] [IETF] Any None Active None
Organization Extension for the Extensible Provisioning Protocol (EPP) Standards Track [RFC 8544] [IETF] Any None Active None
Change Poll Extension for the Extensible Provisioning Protocol (EPP) Standards Track [RFC 8590] [IETF] Any None Active None
Registry Fee Extension for the Extensible Provisioning Protocol (EPP) Standards Track [RFC 8748] [IETF] Any None Active None
Login Security Extension for the Extensible Provisioning Protocol (EPP) Standards Track [RFC 8807] [IETF] Any None Active None
Extensible Provisioning Protocol (EPP) Unhandled Namespaces Standards Track [RFC 9038] [IETF] Any None Active None
Domain Name Mapping Extension for Strict Bundling Registration Informational [RFC 9095] See the "Authors' Addresses" section of [RFC 9095]. Any [https://datatracker.ietf.org/ipr/2479] Active None
Extensible Provisioning Protocol (EPP) Secure Authorization Information for Transfer Standards Track [RFC 9154] [IETF] Any None Active None
Registry Maintenance Notification for the Extensible Provisioning Protocol (EPP) Standards Track [RFC 9167] [IETF] Any None Active None
Verification Code Extension for the Extensible Provisioning Protocol (EPP) Other [draft-ietf-regext-verificationcode-06] [VeriSign_Inc.] Any [https://datatracker.ietf.org/ipr/2694] [https://datatracker.ietf.org/ipr/2703] Active None
.at EPP Verification Extension Other [https://github.com/nic-at/epp-verification-extension] [nic.at_GmbH] .at None Active None
Extensible Provisioning Protocol (EPP) Mapping for DNS Time-to-Live (TTL) Values Standards Track [RFC 9803] [IETF] Any None Active None
Domain Charge Extension for the Extensible Provisioning Protocol (EPP) Other [https://files.identity.digital/epp-extensions/EPP-Charge-Extension.pdf] [Identity_Digital] Any None Active This specification is related to [RFC 8748: Registry Fee Extension for the Extensible Provisioning Protocol (EPP)]. It is registered here as a service to the community as it is widely deployed and used among more than 200 gTLDs.
Finance Mapping for the Extensible Provisioning Protocol (EPP) Other [https://files.identity.digital/epp-extensions/EPP-Finance-Mapping.pdf] [Identity_Digital] Any None Active None
Internationalized Domain Name Mapping for the Extensible Provisioning Protocol (EPP) Other [https://files.identity.digital/epp-extensions/EPP-IDN-Extension.pdf] [Identity_Digital] Any None Active None
Swedish Internet Foundation EPP Extensions Other [https://support.registry.se/en-US/downloads/files/epp-protocol-description-for-se-and-nu] [Swedish_Internet_Foundation] .se, .nu None Active None
Swedish Internet Foundation Registry Lock Extension Other [https://support.registry.se/en-US/downloads/files/epp-protocol-description-for-se-and-nu] [Swedish_Internet_Foundation] .se, .nu None Active None
Additional Email Address Extension for the Extensible Provisioning Protocol (EPP) Standards Track [RFC 9873] [IETF] Any None Active None
CIRA Fury RGP Information for the Extensible Provisioning Protocol (EPP) Other [https://www.cira.ca/en/resources/documents/registry/cira-fury-rgp-1-epp-extension/] [CIRA] Any None Active Provides extended information about the Redemption Grace Period (RGP) status for a domain.
CIRA Fury 2.1 Extension for the Extensible Provisioning Protocol (EPP) Other [https://www.cira.ca/en/resources/documents/registry/cira-fury-21-epp-extension/] [CIRA] Any None Active Provides registry-defined properties across EPP objects, extended error handling via secondary codes, and administrative bundles that enforce registrant consistency.
Auction EPP Extension for the TANGO Registration System Other [http://www.tango-rs.com/epp/tango-auction-epp-extension.pdf] [TANGO] Any None Active None
Contact Eligibility EPP Extension for the TANGO Registration System Other [https://www.tango-rs.com/epp/tango-contact-eligibility-epp-extension-1.1.pdf] [TANGO] Any None Active None
Domain Eligibility EPP Extension for the TANGO Registration System Other [https://www.tango-rs.com/epp/tango-domain-eligibility-epp-extension-1.0.pdf] [TANGO] Any None Active None
Domain Privacy EPP Extension for the TANGO Registration System Other [https://www.tango-rs.com/epp/tango-privacy-epp-extension-1.0.pdf] [TANGO] Any None Active None
IDN EPP Extension for the TANGO Registration System Other [http://www.tango-rs.com/epp/tango-idn-epp-extension.pdf] [TANGO] Any None Active None
Promotion EPP Extension for the TANGO Registration System Other [https://www.tango-rs.com/epp/tango-promotion-epp-extension-1.0.pdf] [TANGO] Any None Active None
Promotion Info EPP Extension for the TANGO Registration System Other [https://www.tango-rs.com/epp/tango-promotion-info-epp-extension-1.0.pdf] [TANGO] Any None Active None
XML Mark Data Extension for the TANGO Registration System Other [https://www.tango-rs.com/epp/tango-xml-mark-data-extension-1.0.pdf] [TANGO] Any None Active None
IDN EPP Extension for the CORE Registration System Other [https://corenic.org/epp-extensions/core-idn-epp-extension-1.0.pdf] [CORE] Any None Active This extension, while using a different XML namespace, is syntactically and functionally identical to the "IDN EPP Extension for the TANGO Registration System" extension.
Domain Privacy EPP Extension for the CORE Registration System Other [https://corenic.org/epp-extensions/core-privacy-epp-extension-1.0.pdf] [CORE] Any None Active This extension, while using a different XML namespace, is syntactically and functionally identical to the "Domain Privacy EPP Extension for the TANGO Registration System" extension.
Promotion EPP Extension for the CORE Registration System Other [https://corenic.org/epp-extensions/core-promotion-epp-extension-1.0.pdf] [CORE] Any None Active This extension, while using a different XML namespace, is syntactically and functionally identical to the "Promotion EPP Extension for the TANGO Registration System" extension.
Promotion Info EPP Extension for the CORE Registration System Other [https://corenic.org/epp-extensions/core-promotion-info-epp-extension-1.0.pdf] [CORE] Any None Active This extension, while using a different XML namespace, is syntactically and functionally identical to the "Promotion Info EPP Extension for the TANGO Registration System" extension.
Auction EPP Extension for the CORE Registration System Other [https://corenic.org/epp-extensions/core-auction-epp-extension-1.0.pdf] [CORE] Any None Active This extension, while using a different XML namespace, is syntactically and functionally identical to the "Auction EPP Extension for the TANGO Registration System" extension.
Domain Eligibility EPP Extension for the CORE Registration System Other [https://corenic.org/epp-extensions/core-domain-eligibility-epp-extension-1.0.pdf] [CORE] Any None Active This extension, while using a different XML namespace, is syntactically and functionally identical to the "Domain Eligibility EPP Extension for the TANGO Registration System" extension.
Contact Eligibility EPP Extension for the CORE Registration System Other [https://corenic.org/epp-extensions/core-contact-eligibility-epp-extension-1.1.pdf] [CORE] Any None Active This extension, while using a different XML namespace, is syntactically and functionally identical to the "Contact Eligibility EPP Extension for the TANGO Registration System" extension.
XML Mark Data EPP Extension for the CORE Registration System Other [https://corenic.org/epp-extensions/core-xml-mark-data-extension-1.0.pdf] [CORE] Any None Active This extension, while using a different XML namespace, is syntactically and functionally identical to the "XML Mark Data EPP Extension for the TANGO Registration System" extension.
Art Record Extension for the .art Top Level Domain Other [https://centralnicregistry.com/epp-extensions/art-record-0-2/] [CentralNic_Ltd.] .art None Active None
Domain Name Variant Extension Mapping for the Extensible Provisioning Protocol (EPP) Other [https://godaddyregistry.github.io/doc/variant-1.0/variant-1.0.html] [GoDaddy_Registry] Any None Active None
IDN EPP Extension for the CNNIC Registration System Other [https://ngboss.ngtld.cn/EN/view/noside/cnnic-idn-epp-extension-1.0.html] [CNNIC] Any None Active None
Extensible Provisioning Protocol (EPP) Extension for Related Objects Other [https://gavinbrown.xyz/epp-related-objects-extension/] [Gavin_Brown] Any None Active None
Command Reversal Extension for the Extensible Provisioning Protocol (EPP) Other [https://gavinbrown.xyz/epp-reverse-extension/] [Gavin_Brown] Any None Active None

Contact Information

ID Name Organization Contact URI Last Updated
[CIRA] Canadian Internet Registration Authority (CIRA) mailto:support&fury.ca 2025-10-07
[CentralNic_Ltd.] CentralNic Ltd. mailto:support&centralnic.com 2026-02-05
[CNNIC] China Internet Network Information Center (CNNIC) mailto:ng&cnnic.cn 2026-04-28
[CORE] CORE Association mailto:support&rs.corenic.net 2025-12-19
[DK_Hostmaster_AS] DK Hostmaster A/S mailto:tech&dk-hostmaster.dk 2016-12-28
[Gavin_Brown] Gavin Brown mailto:gavin.brown&fastmail.uk 2026-09-08
[GoDaddy_Registry] GoDaddy Registry mailto:technical1&registry.godaddy 2026-03-16
[IETF] IETF mailto:iesg&ietf.org
[Identity_Digital] Identity Digital Registry Technical Support mailto:registry-tech&identity.digital 2025-02-10
[nic.at_GmbH] nic.at GmbH mailto:registrar&nic.at 2024-09-26
[Swedish_Internet_Foundation] The Swedish Internet Foundation mailto:hostmaster&iis.se 2025-05-28
[TANGO] TANGO Registry Services mailto:support&tango-rs.com 2025-11-07
[VeriSign_Inc.] VeriSign Inc. mailto:epp-registry&verisign.com 2015-04-07