--- service: h.root-servers.net metric: traffic-volume start-period: '2015-11-03T00:00:00Z' end-period: '2015-11-03T23:59:59Z' dns-udp-queries-received-ipv4: 2187061925 dns-udp-queries-received-ipv6: 211181270 dns-tcp-queries-received-ipv4: 514310 dns-tcp-queries-received-ipv6: 319882 dns-udp-responses-sent-ipv4: 2079504373 dns-udp-responses-sent-ipv6: 210919399 dns-tcp-responses-sent-ipv4: 180096 dns-tcp-responses-sent-ipv6: 279206