--- service: j.root-servers.net start-period: '2014-08-16T00:00:00Z' end-period: '2014-08-16T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3756218530 dns-udp-queries-received-ipv6: 211738237 dns-tcp-queries-received-ipv4: 37669924 dns-tcp-queries-received-ipv6: 4233991 dns-udp-responses-sent-ipv4: 3772956848 dns-udp-responses-sent-ipv6: 210939274 dns-tcp-responses-sent-ipv4: 38983511 dns-tcp-responses-sent-ipv6: 2290580