--- service: h.root-servers.net metric: traffic-volume start-period: '2016-06-22T00:00:00Z' end-period: '2016-06-22T23:59:59Z' dns-udp-queries-received-ipv4: 2164263301 dns-udp-queries-received-ipv6: 399928674 dns-tcp-queries-received-ipv4: 264952 dns-tcp-queries-received-ipv6: 564126 dns-udp-responses-sent-ipv4: 2144653485 dns-udp-responses-sent-ipv6: 399876445 dns-tcp-responses-sent-ipv4: 55298 dns-tcp-responses-sent-ipv6: 525226