--- version: rssac002v3 service: m.root-servers.net start-period: '2017-01-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3047115383 dns-udp-queries-received-ipv6: 440398468 dns-udp-responses-sent-ipv4: 2934868432 dns-udp-responses-sent-ipv6: 385043228 dns-tcp-queries-received-ipv4: 130864751 dns-tcp-queries-received-ipv6: 9479894 dns-tcp-responses-sent-ipv4: 131159627 dns-tcp-responses-sent-ipv6: 9481070