--- service: j.root-servers.net start-period: '2016-04-11T00:00:00Z' end-period: '2016-04-11T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5505613155 dns-udp-queries-received-ipv6: 729787725 dns-tcp-queries-received-ipv4: 163227372 dns-tcp-queries-received-ipv6: 2482023 dns-udp-responses-sent-ipv4: 5250009194 dns-udp-responses-sent-ipv6: 728739030 dns-tcp-responses-sent-ipv4: 143669076 dns-tcp-responses-sent-ipv6: 305791