--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-01-04T00:00:00Z' dns-udp-queries-received-ipv4: 2101305211 dns-udp-queries-received-ipv6: 538701897 dns-tcp-queries-received-ipv4: 1000315 dns-tcp-queries-received-ipv6: 4075771 dns-udp-responses-sent-ipv4: 2098589481 dns-udp-responses-sent-ipv6: 539136550 dns-tcp-responses-sent-ipv4: 340144 dns-tcp-responses-sent-ipv6: 3685830