--- service: i.root-servers.net start-period: '2016-02-03T00:00:00Z' end-period: '2016-02-03T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5245946083 dns-udp-queries-received-ipv6: 415425641 dns-tcp-queries-received-ipv4: 25459868 dns-tcp-queries-received-ipv6: 795383 dns-udp-responses-sent-ipv4: 5178845850 dns-udp-responses-sent-ipv6: 421162985 dns-tcp-responses-sent-ipv4: 25330036 dns-tcp-responses-sent-ipv6: 800518