---
service: i.root-servers.net
start-period: '2015-04-18T00:00:00Z'
end-period: '2015-04-19T00:00:04Z'
metric: unique-sources
  num-sources-ipv4: 2603257
  num-sources-ipv6: 162051
  num-sources-ipv6-aggregate: 87284