--- service: j.root-servers.net start-period: '2014-01-12T00:00:00Z' end-period: '2014-01-12T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2615906431 dns-udp-queries-received-ipv6: 162137345 dns-tcp-queries-received-ipv4: 22220957 dns-tcp-queries-received-ipv6: 4039869 dns-udp-responses-sent-ipv4: 2609077247 dns-udp-responses-sent-ipv6: 162090470 dns-tcp-responses-sent-ipv4: 20452099 dns-tcp-responses-sent-ipv6: 205