--- service: h.root-servers.net metric: traffic-volume start-period: '2016-05-28T00:00:00Z' end-period: '2016-05-28T23:59:59Z' dns-udp-queries-received-ipv4: 3424487146 dns-udp-queries-received-ipv6: 309373392 dns-tcp-queries-received-ipv4: 409035 dns-tcp-queries-received-ipv6: 528808 dns-udp-responses-sent-ipv4: 3330440459 dns-udp-responses-sent-ipv6: 309343774 dns-tcp-responses-sent-ipv4: 99450 dns-tcp-responses-sent-ipv6: 493726