Don’t the remaining thin registries allow for thin to thick migration on a 
granular basis ? 


Rubens


> Em 30 de jan. de 2025, à(s) 18:24, Marco Schrieck 
> <marco.schri...@internetx.com> escreveu:
> 
> Hi
> 
> Yes the registry should generate them, but what with thin Registries.
> 
> Only we as registrar have the contact data. So we don't have a registry 
> generated roid.
> 
> I can generate on but the rdap profile checker require me to register the 
> suffix at iana.
> 
> Eg 
> 1234567-IX
> 
> If i don't register it we got an error the we use uncorrect value.
> "Globally unique identifier not registered in EPPROID"
> 
> At the moment we let it empty and got a warning instead of error.
> 
> Marco
> 
> 
> On 30 January 2025 22:00:50 CET, "Andrew Newton (andy)" <a...@hxr.us> wrote:
>> 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
>>>> 
>>>> 
>>>> 
>>>>  internetx.com • internetx.com/linkedin • internetx.com/twitter
>>>> 
>>>> 
>>>> 
>>>>  Geschäftsführer:
>>>> 
>>>>  Elias Rendón Benger (CEO), Lars Krämer
>>>> 
>>>>  Amtsgericht Regensburg, HRB 7142
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