--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-12-10T00:00:00Z' dns-udp-queries-received-ipv4: 1413413513 dns-udp-queries-received-ipv6: 245655911 dns-tcp-queries-received-ipv4: 1022672 dns-tcp-queries-received-ipv6: 9089230 dns-udp-responses-sent-ipv4: 1410673865 dns-udp-responses-sent-ipv6: 245616737 dns-tcp-responses-sent-ipv4: 68320 dns-tcp-responses-sent-ipv6: 8800158