--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-05-19T00:00:00Z' dns-udp-queries-received-ipv4: 1630601067 dns-udp-queries-received-ipv6: 364191082 dns-tcp-queries-received-ipv4: 1831940 dns-tcp-queries-received-ipv6: 6760291 dns-udp-responses-sent-ipv4: 1631500639 dns-udp-responses-sent-ipv6: 366067303 dns-tcp-responses-sent-ipv4: 2155249 dns-tcp-responses-sent-ipv6: 7348044