--- service: h.root-servers.net metric: traffic-volume start-period: '2015-11-14T00:00:00Z' end-period: '2015-11-14T23:59:59Z' dns-udp-queries-received-ipv4: 1907968961 dns-udp-queries-received-ipv6: 211817826 dns-tcp-queries-received-ipv4: 267446 dns-tcp-queries-received-ipv6: 292741 dns-udp-responses-sent-ipv4: 1789606867 dns-udp-responses-sent-ipv6: 210139840 dns-tcp-responses-sent-ipv4: 123080 dns-tcp-responses-sent-ipv6: 263298