---
service: i.root-servers.net
start-period: '2013-12-29T00:00:00Z'
end-period: '2013-12-30T00:00:07Z'
metric: unique-sources
  num-sources-ipv4: 3006987
  num-sources-ipv6: 77900
  num-sources-ipv6-aggregate: 48567