--- service: j.root-servers.net start-period: '2017-03-04T00:00:00Z' end-period: '2017-03-04T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6050708763 dns-udp-queries-received-ipv6: 690901362 dns-tcp-queries-received-ipv4: 190280600 dns-tcp-queries-received-ipv6: 10397444 dns-udp-responses-sent-ipv4: 5918067830 dns-udp-responses-sent-ipv6: 691939281 dns-tcp-responses-sent-ipv4: 162929331 dns-tcp-responses-sent-ipv6: 10575449