--- service: j.root-servers.net start-period: '2014-01-09T00:00:00Z' end-period: '2014-01-09T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2990354882 dns-udp-queries-received-ipv6: 169768995 dns-tcp-queries-received-ipv4: 22825961 dns-tcp-queries-received-ipv6: 2549781 dns-udp-responses-sent-ipv4: 2983973089 dns-udp-responses-sent-ipv6: 169729917 dns-tcp-responses-sent-ipv4: 20975020 dns-tcp-responses-sent-ipv6: 211