--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-09-07T00:00:00Z' dns-udp-queries-received-ipv4: 2982866868 dns-udp-queries-received-ipv6: 692651673 dns-tcp-queries-received-ipv4: 71478919 dns-tcp-queries-received-ipv6: 16801039 dns-udp-responses-sent-ipv4: 2909540247 dns-udp-responses-sent-ipv6: 692517863 dns-tcp-responses-sent-ipv4: 46327833 dns-tcp-responses-sent-ipv6: 11645502