--- service: j.root-servers.net start-period: '2016-04-14T00:00:00Z' end-period: '2016-04-14T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5685947771 dns-udp-queries-received-ipv6: 729088747 dns-tcp-queries-received-ipv4: 174738472 dns-tcp-queries-received-ipv6: 2839574 dns-udp-responses-sent-ipv4: 5376644781 dns-udp-responses-sent-ipv6: 728502807 dns-tcp-responses-sent-ipv4: 152805776 dns-tcp-responses-sent-ipv6: 312294