--- version: rssac002v3 service: i.root-servers.net start-period: '2017-09-13T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6420208723 dns-udp-queries-received-ipv6: 617224415 dns-tcp-queries-received-ipv4: 106379082 dns-tcp-queries-received-ipv6: 11675221 dns-udp-responses-sent-ipv4: 6443783258 dns-udp-responses-sent-ipv6: 613565352 dns-tcp-responses-sent-ipv4: 107419716 dns-tcp-responses-sent-ipv6: 11831199