---
service: i.root-servers.net
start-period: '2015-03-19T00:00:00Z'
end-period: '2015-03-20T00:00:08Z'
metric: unique-sources
  num-sources-ipv4: 3014159
  num-sources-ipv6: 170840
  num-sources-ipv6-aggregate: 91821