--- service: h.root-servers.net metric: traffic-volume start-period: '2015-12-06T00:00:00Z' end-period: '2015-12-06T23:59:59Z' dns-udp-queries-received-ipv4: 2923730125 dns-udp-queries-received-ipv6: 227766942 dns-tcp-queries-received-ipv4: 534513 dns-tcp-queries-received-ipv6: 345336 dns-udp-responses-sent-ipv4: 2669205782 dns-udp-responses-sent-ipv6: 227446021 dns-tcp-responses-sent-ipv4: 453181 dns-tcp-responses-sent-ipv6: 301793