--- version: rssac002v3 service: i.root-servers.net start-period: '2017-06-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5387815243 dns-udp-queries-received-ipv6: 681668648 dns-tcp-queries-received-ipv4: 84814901 dns-tcp-queries-received-ipv6: 9723028 dns-udp-responses-sent-ipv4: 5484828643 dns-udp-responses-sent-ipv6: 682976178 dns-tcp-responses-sent-ipv4: 86585469 dns-tcp-responses-sent-ipv6: 9959893