--- service: j.root-servers.net start-period: '2016-09-14T00:00:00Z' end-period: '2016-09-14T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7069074546 dns-udp-queries-received-ipv6: 735431851 dns-tcp-queries-received-ipv4: 210541479 dns-tcp-queries-received-ipv6: 4953786 dns-udp-responses-sent-ipv4: 6879021770 dns-udp-responses-sent-ipv6: 737328558 dns-tcp-responses-sent-ipv4: 163211290 dns-tcp-responses-sent-ipv6: 2974229