The Root Server System

14 November 2007 - A Workshop on Critical Internet Resources in Rio de Janeiro, Brazil


The purpose of this workshop is to provide a basis for a better understanding of the root server system and how it works with its distributed servers around the world. The workshop will provide an introduction to the root server operators, how they cooperate, and how they contribute to the stability and secure operation of the Domain Name System (DNS).


Internet Society (ISOC)


Michuki Mwangi is the CTO of the Kenya Internet Exchange Point (KIXP), and has been involved in the deployment of anycast instances of F-Root, J-Root, .Com and .NET Root and gTLD servers in Kenya. Michuki also set-up the .KE ccTLD and implemented the .KE slave servers on an anycast platform provided by Packet clearing House.

George Sadowsky (moderator) is Executive Director of the Global Internet Policy Initiative (GIPI) and also serves as Senior Technical Adviser for USAID's dot-GOV program. At the United Nations Secretariat, he backstopped technical assistance projects and worked in about 50 developing countries. He has been a consultant to the U.S. Treasury Department, the U.S. Congressional Budget Office, UNDP, USAID, the Swiss Government, the World Bank and a number of foundations. He has served on the Board of the Internet Society for 7 years, where he headed a group of ISOC volunteers who defined and conducted the ISOC Developing Country Network Training Workshops from 1993 through 2001.

Suzanne Woolf has worked for the Internet Systems Consortium since May 2002, bringing with her experience in both the technical and policy aspects of the evolution of the Internet. Currently she divides her time between business development for ISC, a US non-profit, and public benefit activities related to Internet technical policy and operations. Previously, Suzanne worked for Metromedia Fiber Networks and was the technical operations manager for ICANN where she worked on the initial design and implementation of ICANN's internal network and provided operational support for ICANN's root nameserver. She is a member of the ICANN Root Server System Advisory Committee, and represents the RSSAC as Liaison to the ICANN Board of Directors. She is also a member of the ICANN Stability and Security Advisory Committee and the ARIN Policy Advisory Council.

Lars-Johan Liman, M.Sc, is the Operations Manager for at Autonomica AB in Stockholm, Sweden. He has worked with that root server for 15 years, beginning at its previous home at the Royal Institute of Technology. He is currently a member of IETF's DNS directorate, ICANN's Root Server System Advisory Committee, and its Registry Services Technical Evaluation Panel.
Hakikur Rahman is currently the Chairman of the SchoolNet Foundation ( and Chairman of the Internet Society in Bangladesh. He was involved in providing technical, managerial and logistic support in hosting the F-root server at Dhaka. He is the Chairman of the Internet Society Bangladesh and has, among others, helped establish the national Internet Exchange ( and several local Internet-based community centers across the country (

Oscar Robles is the General Director for NIC México, the organization in charge of the ccTLD .MX administration and IP space allocation for Mexican ISP’s. Oscar has, since 1998, played an active role in ICANN, helped found and was the former President of the Board of Directors of the Latin American and Caribbean country code Top Level Domain Organization. Since 2003, Oscar sits on the LACNIC Board of Directors, the Regional IP Registry for Latin American and Caribbean region, and in 2005 was appointed as an Advisory Council member for the Public Interest Registry.

Desiree Miloshevic is the International Affairs and Policy Adviser at Afilias Ltd, and is a Board member of Internet Society (ISOC) (2004-2010). Desiree participated in the informal, peer-coordinated policy making process for the .UK domain until supervision of the UK ccTLD was assumed by Nominet in 1996. In subsequent years she has worked as an expert technical and policy consultant for new top-level domains and has participated in the work of many Internet councils, workshops and constituencies in the areas of DNS policy and Internet governance.