--- service: j.root-servers.net start-period: '2016-09-07T00:00:00Z' end-period: '2016-09-07T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7270207100 dns-udp-queries-received-ipv6: 727565377 dns-tcp-queries-received-ipv4: 238832775 dns-tcp-queries-received-ipv6: 4838377 dns-udp-responses-sent-ipv4: 7035281088 dns-udp-responses-sent-ipv6: 729449909 dns-tcp-responses-sent-ipv4: 181478646 dns-tcp-responses-sent-ipv6: 2901788