Staying Connected: Important Updates from Tucows Registry Services
We’re committed to keeping our registrar partners informed and supported every step of the way. To ensure you don’t miss out on key updates, including maintenance notices, transition information, onboarding instructions, and more, please keep an eye on your inbox for our latest communications.
If you are an accredited registrar and you’re having difficulty testing or accessing OT&E, or haven’t gotten your credentials ready for the new registry production, please contact trs-support@tucows.com
To continue receiving timely updates with regards to onboarding and your transition, ensure that emails from trs@tucows.com are not being routed to your junk or spam folders.
We value your partnership and are here to provide the support you need to succeed.
Email Communication 1/26/2026
Dear Registrar Partner
We are writing to inform you about the upcoming transition of Radix TLDs to the Tucows Registry Services back-end platform.
The following TLDs will be transitioned to Tucows Registry Services:
fun, host, in.net, online, press, pw, site, space, store, tech, uno, website
Important Update:
To simplify the process, minimize registrar effort, and avoid multiple downtime periods, we are pleased to announce that all TLDs will now be transitioned to Tucows Registry Services in a single batch.
Transition Schedule
Transition Date: Tuesday, 17 March 2026
TLDs transitioning to Tucows Registry Services: | fun, host, in.net, online, press, pw, site, space, store, tech, uno, website |
| Current Registry Platform downtime: | The prior transition Registry Service Provider will terminate access to migrating TLDs on March 17, 2026 at 00:00 UTC. |
| Tucows Registry Services transition timeline: | Start date and time: March 17, 2026 at 06:00 UTC End date and time: March 17, 2026 at 10:00 UTC (approx.) |
| Operational Testing and Evaluation (OT&E) environment information: | OT&E EPP Server (TCP 700): epp.ote.radix.host OT&E Registrar Console: https://console.ote.radix.host OT&E WHOIS: https://whois.ote.radix.host |
| Production environment information – available only once the transition is completed: | EPP Server (TCP 700): epp.radix.host Registrar Console: https://console.radix.host WHOIS (TCP 43): whois.radix.host WHOIS Web: https://whois.radix.host RDAP: rdap.radix.host |
We want to ensure a smooth transition for all accredited registrars and request that you onboard with Tucows Registry Services at your earliest convenience.
If you are already accredited with Tucows Registry Services, you may use the same certificates and passwords that are currently being used for connecting to the Tucows Registry Services production and OT&E EPP servers.
Registrars who are new to Tucows Registry Services will receive in the following days onboarding information including login details.
We will continue to provide updates as we move closer to the transition date. Should you have any questions or require assistance, please contact us at
Sincerely,
Tucows Registry Services Team
Transition Reminders
First Reminder sent on March Fourth
| RADIX TRANSITION REMINDER NOTICE PLEASE READ |
Dear Registrar Partner,
As you may be aware, the following TLDs will be transitioning to Tucows Registry Services on 17 March 2026, now less than two weeks away:
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Transition details |
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During the maintenance window,
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Once the transition is complete, transactions in the affected TLDs will be available solely on the Tucows Registry Services platform. For helpful information and guidance regarding the transition, we encourage you to review the Knowledge Base resources available at https://tucowsregistry.com/radix. If you have any questions regarding the migration and associated on-boarding process, please contact Tucows Registry Services support team at For transition-related queries specific to Radix, please reach out to transition@radix.email. Kind regards, Tucows Registry Services |
Fee extension sent on March Sixth
| fee-1.0 Extension Support Now Available in Radix OT&E |
Dear Registrar Partner, Tucows Registry Services is pleased to announce the availability of the Registry Fee Extension for EPP fee-1.0 (RFC 8748) support in the Radix Operational Test and Evaluation (OT&E) environment. |
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The Registry Fee Extension for EPP fee-1.0 support will also be made available in other Tucows Registry Services instances. We will announce the availability and timelines for additional instances accordingly. Implementation DetailsWe have implemented fee-1.0 extension support to accommodate registrars transitioning from Radix prior transition Registry Service Provider (RSP). This enhancement demonstrates our commitment to minimizing disruption during transitions and supporting diverse technical requirements. Dual Fee Extension SupportBoth fee-0.7 (urn:ietf:params:xml:ns:fee-0.7) and fee-1.0 (urn:ietf:params:xml:ns:epp:fee-1.0) are fully supported. There is no plan to deprecate fee-0.7. Registrars may continue using fee-0.7 or transition to fee-1.0 at their own pace. Technical ImplementationWhen a registrar declares both fee-0.7 and fee-1.0 extensions on login, Tucows Registry Services implements an intelligent per-request matching solution:
Testing in OT&ERadix OT&E at Tucows Registry Services is now available for comprehensive testing of fee-1.0 functionality. We encourage all registrars to:
Production Availabilityfee-1.0 and fee-0.7 support will be available in Radix Production on transition day (March 17, 2026). Support and QuestionsFor additional information and guidance regarding the Radix TLDs transition to Tucows Registry Services, we encourage you to review the Knowledge Base resources available at: https://tucowsregistry.com/radix. If you require assistance with fee extension support, technical testing guidance, or transition-related questions, please reach out to Tucows Registry Services Technical Support at trs-support@tucows.com. For transition-related queries specific to Radix, please reach out to transition@radix.email. Sincerely, Tucows Registry Services |
Second Reminder sent March 10th
NEXT WEEK RADIX TRANSITION REMINDER NOTICE PLEASE READ |
Dear Registrar Partner, This is a second reminder regarding the upcoming migration of following TLDs to Tucows Registry Services, scheduled for 17 March 2026 - now less than one week away: If you have not yet completed your onboarding with Tucows Registry Services, we strongly urge you to do so immediately at: https://portal.tucowsregistry.net Timely completion of onboarding is essential to avoid any disruption to your services following the transition. |
Transition details |
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During the transition window,
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Once the transition is complete, transactions in the affected TLDs will be available solely on the Tucows Registry Services platform.
For helpful information and guidance regarding the transition, we encourage you to review the Knowledge Base resources available at https://tucowsregistry.com/radix. Key changes and considerations include:
If you have any questions regarding the transition or onboarding process, please contact the Tucows Registry Services support team at trs-support@tucows.com. For transition-related queries specific to Radix, please reach out to transition@radix.email. We appreciate your prompt attention to this matter and look forward to supporting a smooth transition. Kind regards, Tucows Registry Services |
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