Nearly 90% of the internet's generic top-level (gTLD) domain names do not have identifying contact information in the Registration Data Directory Services (RDDS) system, according to a report by Interisle Consulting Group.

A key finding of the report is the rapid growth of registrar-provided proxy service offerings and the inclusion of these services for both new and existing registrations.

The study further provides information on:

Privacy and access to registrant contact data is one of the most discussed topics in the DNS community. Verisign sponsored and DNIB.com published this study to provide current data to help inform those discussions. Interisle, which has conducted research into the availability of contact data via Whois (now RDDS) over the past decade, uses the same methodology in this new study as prior studies, shedding light on long-terms trends.