---
service: i.root-servers.net
start-period: '2015-01-01T00:00:00Z'
end-period: '2015-01-02T00:00:10Z'
metric: unique-sources
  num-sources-ipv4: 2339897
  num-sources-ipv6: 139046
  num-sources-ipv6-aggregate: 75860