--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-11-20T00:00:00Z' dns-udp-queries-received-ipv4: 1848774610 dns-udp-queries-received-ipv6: 228171724 dns-tcp-queries-received-ipv4: 3125993 dns-tcp-queries-received-ipv6: 7509121 dns-udp-responses-sent-ipv4: 1847002496 dns-udp-responses-sent-ipv6: 229325963 dns-tcp-responses-sent-ipv4: 4272289 dns-tcp-responses-sent-ipv6: 7647179