--- version: rssac002v3 service: i.root-servers.net start-period: '2017-03-17T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6888485864 dns-udp-queries-received-ipv6: 872618293 dns-tcp-queries-received-ipv4: 83255778 dns-tcp-queries-received-ipv6: 7951551 dns-udp-responses-sent-ipv4: 6944961019 dns-udp-responses-sent-ipv6: 872650906 dns-tcp-responses-sent-ipv4: 86057744 dns-tcp-responses-sent-ipv6: 8017342