--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-06-03T00:00:00Z' dns-udp-queries-received-ipv4: 1539683872 dns-udp-queries-received-ipv6: 311560094 dns-tcp-queries-received-ipv4: 40920595 dns-tcp-queries-received-ipv6: 9899860 dns-udp-responses-sent-ipv4: 1538490471 dns-udp-responses-sent-ipv6: 311554167 dns-tcp-responses-sent-ipv4: 40423733 dns-tcp-responses-sent-ipv6: 9797028