--- service: h.root-servers.net metric: traffic-volume start-period: '2015-10-28T00:00:00Z' end-period: '2015-10-28T23:59:59Z' dns-udp-queries-received-ipv4: 2096490106 dns-udp-queries-received-ipv6: 219995574 dns-tcp-queries-received-ipv4: 404459 dns-tcp-queries-received-ipv6: 341458 dns-udp-responses-sent-ipv4: 2054674954 dns-udp-responses-sent-ipv6: 219761510 dns-tcp-responses-sent-ipv4: 241960 dns-tcp-responses-sent-ipv6: 298310