---
service: i.root-servers.net
start-period: '2013-05-01T00:00:00Z'
end-period: '2013-05-02T00:00:01Z'
metric: unique-sources
  num-sources-ipv4: 2766200
  num-sources-ipv6: 70529
  num-sources-ipv6-aggregate: 41570