--- service: j.root-servers.net start-period: '2016-07-22T00:00:00Z' end-period: '2016-07-22T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5634520163 dns-udp-queries-received-ipv6: 693680401 dns-tcp-queries-received-ipv4: 191188189 dns-tcp-queries-received-ipv6: 6269758 dns-udp-responses-sent-ipv4: 5519389751 dns-udp-responses-sent-ipv6: 695176968 dns-tcp-responses-sent-ipv4: 147582457 dns-tcp-responses-sent-ipv6: 2945908