--- service: h.root-servers.net metric: traffic-volume start-period: '2016-08-18T00:00:00Z' end-period: '2016-08-18T23:59:59Z' dns-udp-queries-received-ipv4: 2192286743 dns-udp-queries-received-ipv6: 351520379 dns-tcp-queries-received-ipv4: 167980 dns-tcp-queries-received-ipv6: 580142 dns-udp-responses-sent-ipv4: 2172405087 dns-udp-responses-sent-ipv6: 351496689 dns-tcp-responses-sent-ipv4: 49527 dns-tcp-responses-sent-ipv6: 545310