--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-02-17T00:00:00Z' dns-udp-queries-received-ipv4: 1292112370 dns-udp-queries-received-ipv6: 273094860 dns-tcp-queries-received-ipv4: 42214461 dns-tcp-queries-received-ipv6: 9784179 dns-udp-responses-sent-ipv4: 1289538874 dns-udp-responses-sent-ipv6: 273072902 dns-tcp-responses-sent-ipv4: 46652872 dns-tcp-responses-sent-ipv6: 9450635