--- service: j.root-servers.net start-period: '2016-12-26T00:00:00Z' end-period: '2016-12-26T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5711310721 dns-udp-queries-received-ipv6: 603547236 dns-tcp-queries-received-ipv4: 164339146 dns-tcp-queries-received-ipv6: 10982913 dns-udp-responses-sent-ipv4: 5621556576 dns-udp-responses-sent-ipv6: 607179907 dns-tcp-responses-sent-ipv4: 153601779 dns-tcp-responses-sent-ipv6: 11004524