--- service: h.root-servers.net metric: traffic-volume start-period: '2016-06-11T00:00:00Z' end-period: '2016-06-11T23:59:59Z' dns-udp-queries-received-ipv4: 2446557775 dns-udp-queries-received-ipv6: 310557590 dns-tcp-queries-received-ipv4: 345186 dns-tcp-queries-received-ipv6: 491210 dns-udp-responses-sent-ipv4: 2404623371 dns-udp-responses-sent-ipv6: 310536280 dns-tcp-responses-sent-ipv4: 59743 dns-tcp-responses-sent-ipv6: 473572