--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-09-28T00:00:00Z' dns-udp-queries-received-ipv4: 1829698132 dns-udp-queries-received-ipv6: 233466355 dns-tcp-queries-received-ipv4: 3070578 dns-tcp-queries-received-ipv6: 6609747 dns-udp-responses-sent-ipv4: 1811284696 dns-udp-responses-sent-ipv6: 233715256 dns-tcp-responses-sent-ipv4: 3609688 dns-tcp-responses-sent-ipv6: 6255341