---
service: i.root-servers.net
start-period: '2014-02-21T00:00:00Z'
end-period: '2014-02-22T00:00:03Z'
metric: unique-sources
  num-sources-ipv4: 5726392
  num-sources-ipv6: 91081
  num-sources-ipv6-aggregate: 56207