--- version: rssac002v3 service: m.root-servers.net start-period: '2017-01-04T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3045157838 dns-udp-queries-received-ipv6: 385667775 dns-udp-responses-sent-ipv4: 2895018091 dns-udp-responses-sent-ipv6: 384120407 dns-tcp-queries-received-ipv4: 107912818 dns-tcp-queries-received-ipv6: 6356901 dns-tcp-responses-sent-ipv4: 107181859 dns-tcp-responses-sent-ipv6: 6362660