--- service: j.root-servers.net start-period: '2015-11-15T00:00:00Z' end-period: '2015-11-15T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3669938897 dns-udp-queries-received-ipv6: 419578973 dns-tcp-queries-received-ipv4: 34492628 dns-tcp-queries-received-ipv6: 2242251 dns-udp-responses-sent-ipv4: 3392191138 dns-udp-responses-sent-ipv6: 421787106 dns-tcp-responses-sent-ipv4: 33586407 dns-tcp-responses-sent-ipv6: 306119