---
service: i.root-servers.net
start-period: '2014-12-15T00:00:00Z'
end-period: '2014-12-16T00:00:07Z'
metric: unique-sources
  num-sources-ipv4: 3067857
  num-sources-ipv6: 140198
  num-sources-ipv6-aggregate: 76046