Marco,

Assuming you are talking about the 2019 gTLD profile, the registry
should be generating the ROIDs because it is also required of them.

-andy

On Thu, Jan 30, 2025 at 1:52 PM Marco Schrieck
<marco.schri...@internetx.com> wrote:
>
> As I understand it must be registered there. But as i can oversee it, there 
> are only Registries.
>
> Marco
>
>
> On 30 January 2025 19:42:38 CET, James Mitchell <james.mitch...@iana.org> 
> wrote:
>>
>> My understanding is the EPP ROID is an identifier that is composed of a 
>> suffix that identifies the registry/repository to which an object belongs. 
>> That repository identifier should be registered in the IANA registry of EPP 
>> Repository Identifiers at 
>> https://www.iana.org/assignments/epp-repository-ids. I can’t speak to 
>> whether a registration is necessary for your use case – that would appear to 
>> be up to those writing the (test) requirements.
>>
>>
>>
>> Thanks,
>>
>> James
>>
>>
>>
>> From: InterNetX - Marco Schrieck <marco.schri...@internetx.com>
>> Organization: InterNetX GmbH
>> Date: Thursday, January 30, 2025 at 7:14 AM
>> To: "regext@ietf.org" <regext@ietf.org>
>> Subject: [Ext] [regext] Clarification on ROID Usage for Registrars in Thin 
>> Registry RDAP Implementations
>>
>>
>>
>> Hi All,
>>
>>
>>
>> I am writing to seek guidance on the handling of ROID (Repository Object 
>> IDentifier) in RDAP implementations for registrars together with thin 
>> registry models (where registrars hold domain/contact/host data). Our 
>> organization acts as a registrar and is working to comply with the RDAP 
>> profile outlined in RFC 7483 and related 2019 updates.
>>
>> Context
>>
>> ·         We operate in a thin registry environment where the registry 
>> delegates RDAP queries to registrars.
>>
>> ·         Our implementation uses registrar-generated identifiers (not 
>> ROIDs), as the registry does not assign or store ROIDs.
>>
>> ·         During RDAP testing, we encountered errors such as “globally 
>> unique identifier not registered in EPPROID”, suggesting a mismatch between 
>> our identifiers and ROID expectations.
>>
>> Questions
>>
>>
>>
>> 1.    RFC 7483 §10.2.4 mentions roid as optional. For registrars in thin 
>> models:
>>
>> 2.
>>
>> 3.    Is it acceptable to use registrar-generated handles (e.g., UUIDs) 
>> instead of ROIDs in RDAP responses?
>>
>> 4.
>>
>> o    Are there best practices for mapping internal registrar IDs to RDAP 
>> handle or roid fields?
>>
>> o
>>
>> o    Did the 2019 discussions formalize any extensions (e.g., custom JSON 
>> fields) for registrars to bypass ROID requirements?
>>
>> o
>>
>> o    How do we resolve errors like “identifier not registered in EPPROID” if 
>> ROIDs are registry-managed but unavailable to registrars?
>>
>> §
>>
>>
>>
>>
>>
>> Thank you for your insights.
>>
>>
>> Ciao
>> Marco
>>
>>
>>
>>
>>
>> --
>>
>> InterNetX GmbH
>>
>> Johanna-Dachs-Str. 55 • 93055 Regensburg • Germany
>>
>> Tel. +49 941 59559-0
>>
>>
>>
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>>
>>
>>
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>>
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>>
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>
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