--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-10-11T00:00:00Z' dns-udp-queries-received-ipv4: 1987156767 dns-udp-queries-received-ipv6: 356207109 dns-tcp-queries-received-ipv4: 44281398 dns-tcp-queries-received-ipv6: 15552908 dns-udp-responses-sent-ipv4: 1982101955 dns-udp-responses-sent-ipv6: 356037118 dns-tcp-responses-sent-ipv4: 42460295 dns-tcp-responses-sent-ipv6: 14976276