--- service: j.root-servers.net start-period: '2016-01-24T00:00:00Z' end-period: '2016-01-24T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4448340225 dns-udp-queries-received-ipv6: 541077948 dns-tcp-queries-received-ipv4: 75931135 dns-tcp-queries-received-ipv6: 2016202 dns-udp-responses-sent-ipv4: 4088722260 dns-udp-responses-sent-ipv6: 544641046 dns-tcp-responses-sent-ipv4: 67870293 dns-tcp-responses-sent-ipv6: 330276