--- service: j.root-servers.net start-period: '2017-02-11T00:00:00Z' end-period: '2017-02-11T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5991787381 dns-udp-queries-received-ipv6: 630529368 dns-tcp-queries-received-ipv4: 173916465 dns-tcp-queries-received-ipv6: 12569126 dns-udp-responses-sent-ipv4: 5875168684 dns-udp-responses-sent-ipv6: 630587360 dns-tcp-responses-sent-ipv4: 150113885 dns-tcp-responses-sent-ipv6: 12718928