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The NRO Number Council (NRO NC) performs the role of the Address Supporting Organization Address Council (ASO AC) within the structure of ICANN.

The ASO AC oversees recommendations on IP address policy, including the management of policy development activities, and appoints members to the ICANN Board of Directors.

The NRO NC is made up of three representatives from each of the five RIR service regions. Two representatives are elected from each community at RIR meetings, while a third is appointed by the Executive Board of each RIR.

NRO NC representatives serve three year terms.

ASO AC Teleconferences

The ASO AC meets on the first Wednesday of each month by teleconference. These meetings are open to observers.

- ASO AC Meeting Schedule

Remote participation information is published two weeks prior to each meeting. Please note that while observers are invited to listen, they are not able to directly participate in these meetings.

NRO NC Election Procedure

2019 Election 

The next election to fill one seat on the NRO NC will take place at the RIPE 79 Meeting in Rotterdam from 14-18 October 2019.

There are two confirmed candidates for this election:

  • Stefan Nikolov
  • Filiz Yilmaz
The elected candidate will begin a three-year term on the NRO NC beginning 1 January 2020.
Visit this page for more information on the candidates and how to make an expression of support.

Nomination Process

A call for nominations is published 90 days prior to the RIPE Meeting. This is sent to the RIPE NCC Membership Announce and RIPE Discussion mailing lists, is posted as a news announcement on and is shared on the RIPE NCC's social media channels.

Nominations are submitted to the RIPE NCC via email and are subsequently published on Self-nominations are permitted.

Details of the nomination process are available in the NRO NC Nominations section of 


All members of the RIPE community who are present at the RIPE Meeting at which the voting takes place may vote. According to the ASO MoU, staff of the RIPE NCC cannot be elected or vote.

Voting Procedure

  • Secret ballot at the RIPE Meeting plenary
  • One vote per seat to fill
  • The nominee with the most votes is elected


  • Open: this procedure has been discussed within the RIPE community and is published on the RIPE website
  • Transparent: the process is known and takes place on public mailing lists and meetings
  • Simple: process is easy to understand and to implement
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