--- service: j.root-servers.net start-period: '2016-03-11T00:00:00Z' end-period: '2016-03-11T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5826275372 dns-udp-queries-received-ipv6: 699365351 dns-tcp-queries-received-ipv4: 183544186 dns-tcp-queries-received-ipv6: 3904686 dns-udp-responses-sent-ipv4: 5510230266 dns-udp-responses-sent-ipv6: 752939847 dns-tcp-responses-sent-ipv4: 164052718 dns-tcp-responses-sent-ipv6: 300429