--- service: j.root-servers.net start-period: '2016-02-11T00:00:00Z' end-period: '2016-02-11T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5682877490 dns-udp-queries-received-ipv6: 561467392 dns-tcp-queries-received-ipv4: 111954450 dns-tcp-queries-received-ipv6: 1839305 dns-udp-responses-sent-ipv4: 5193808090 dns-udp-responses-sent-ipv6: 563543754 dns-tcp-responses-sent-ipv4: 97974962 dns-tcp-responses-sent-ipv6: 315099