---
service: i.root-servers.net
start-period: '2015-01-31T00:00:00Z'
end-period: '2015-02-01T00:00:02Z'
metric: unique-sources
  num-sources-ipv4: 2519737
  num-sources-ipv6: 146385
  num-sources-ipv6-aggregate: 79196