--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-11-13T00:00:00Z' dns-udp-queries-received-ipv4: 2618969301 dns-udp-queries-received-ipv6: 566137147 dns-tcp-queries-received-ipv4: 57118919 dns-tcp-queries-received-ipv6: 23699843 dns-udp-responses-sent-ipv4: 2557547955 dns-udp-responses-sent-ipv6: 565454574 dns-tcp-responses-sent-ipv4: 34173786 dns-tcp-responses-sent-ipv6: 14565997