X - ICANNWiki – WHOIS Overview

https://icannwiki.org/Whois

Well-structured background on the technical function, historical context, and challenges of WHOIS.

- WHOIS page on Wikipedia:

https://en.wikipedia.org/wiki/WHOIS

This one focuses a lot on the protocol itself and how things are all held together, also the other types of information available using the WHOIS protocol (like the IP address block data)

- Registration Data Policy (2024)

https://www.icann.org/resources/pages/registration-data-policy-2024-02-21-en

This February 2024 policy outlines updated requirements for how registrars and registries must collect, store, and disclose domain registration data under the new framework.

- Clarifications on Registry and Registrar Requirements for WHOIS Data Directory Services (2024)

https://www.icann.org/resources/pages/advisory-clarifications-registry-registrar-requirements-wdds-2024-02-21-en

Provides implementation guidance and compliance clarifications related to the WHOIS/RDDS services.

- Registration Data Request Service (RDRS) Overview

https://www.icann.org/rdrs-en

Launched in November 2023, this pilot service provides a standardised process for submitting requests to access non-public gTLD registration data. Useful for understanding how ICANN is addressing post-GDPR access issues.

Looking forward to see you on the call.

Kindest regards,

Olivier