--- service: j.root-servers.net start-period: '2016-02-25T00:00:00Z' end-period: '2016-02-25T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5290036321 dns-udp-queries-received-ipv6: 481064324 dns-tcp-queries-received-ipv4: 117781839 dns-tcp-queries-received-ipv6: 3206217 dns-udp-responses-sent-ipv4: 4849770045 dns-udp-responses-sent-ipv6: 484480116 dns-tcp-responses-sent-ipv4: 102618637 dns-tcp-responses-sent-ipv6: 331072