--- service: j.root-servers.net start-period: '2016-12-11T00:00:00Z' end-period: '2016-12-11T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6021872126 dns-udp-queries-received-ipv6: 587491756 dns-tcp-queries-received-ipv4: 196284978 dns-tcp-queries-received-ipv6: 12960047 dns-udp-responses-sent-ipv4: 5941108949 dns-udp-responses-sent-ipv6: 589297725 dns-tcp-responses-sent-ipv4: 178190747 dns-tcp-responses-sent-ipv6: 12799654