--- service: h.root-servers.net metric: traffic-volume start-period: '2016-05-13T00:00:00Z' end-period: '2016-05-13T23:59:59Z' dns-udp-queries-received-ipv4: 2214790403 dns-udp-queries-received-ipv6: 199207005 dns-tcp-queries-received-ipv4: 1311790 dns-tcp-queries-received-ipv6: 246053 dns-udp-responses-sent-ipv4: 2231347138 dns-udp-responses-sent-ipv6: 208954929 dns-tcp-responses-sent-ipv4: 1214875 dns-tcp-responses-sent-ipv6: 218440