--- service: j.root-servers.net start-period: '2016-03-06T00:00:00Z' end-period: '2016-03-06T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2759481043 dns-udp-queries-received-ipv6: 306667316 dns-tcp-queries-received-ipv4: 77843683 dns-tcp-queries-received-ipv6: 1616052 dns-udp-responses-sent-ipv4: 2602931566 dns-udp-responses-sent-ipv6: 324805095 dns-tcp-responses-sent-ipv4: 63190398 dns-tcp-responses-sent-ipv6: 172133