--- service: j.root-servers.net start-period: '2014-09-22T00:00:00Z' end-period: '2014-09-22T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3037007155 dns-udp-queries-received-ipv6: 215509758 dns-tcp-queries-received-ipv4: 27591098 dns-tcp-queries-received-ipv6: 3137087 dns-udp-responses-sent-ipv4: 3030113628 dns-udp-responses-sent-ipv6: 215145531 dns-tcp-responses-sent-ipv4: 28205400 dns-tcp-responses-sent-ipv6: 2639755