--- service: j.root-servers.net start-period: '2017-01-14T00:00:00Z' end-period: '2017-01-14T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5975205622 dns-udp-queries-received-ipv6: 602854759 dns-tcp-queries-received-ipv4: 159049948 dns-tcp-queries-received-ipv6: 14103673 dns-udp-responses-sent-ipv4: 5758690583 dns-udp-responses-sent-ipv6: 606508130 dns-tcp-responses-sent-ipv4: 148871772 dns-tcp-responses-sent-ipv6: 14216296