--- service: j.root-servers.net start-period: '2014-02-02T00:00:00Z' end-period: '2014-02-02T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2301949337 dns-udp-queries-received-ipv6: 166458388 dns-tcp-queries-received-ipv4: 22127321 dns-tcp-queries-received-ipv6: 3827743 dns-udp-responses-sent-ipv4: 2294561588 dns-udp-responses-sent-ipv6: 166347151 dns-tcp-responses-sent-ipv4: 20366448 dns-tcp-responses-sent-ipv6: 704