---
service: i.root-servers.net
start-period: '2013-12-25T00:00:00Z'
end-period: '2013-12-26T00:00:01Z'
metric: unique-sources
  num-sources-ipv4: 2370745
  num-sources-ipv6: 77170
  num-sources-ipv6-aggregate: 47594