--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-05-08T00:00:00Z' dns-udp-queries-received-ipv4: 1827968286 dns-udp-queries-received-ipv6: 302967241 dns-tcp-queries-received-ipv4: 42794741 dns-tcp-queries-received-ipv6: 9837453 dns-udp-responses-sent-ipv4: 1826291137 dns-udp-responses-sent-ipv6: 302927717 dns-tcp-responses-sent-ipv4: 41920861 dns-tcp-responses-sent-ipv6: 9655436