---
service: i.root-servers.net
start-period: '2013-09-07T00:00:00Z'
end-period: '2013-09-08T00:00:02Z'
metric: unique-sources
  num-sources-ipv4: 2512517
  num-sources-ipv6: 76489
  num-sources-ipv6-aggregate: 45621