--- service: j.root-servers.net start-period: '2017-01-15T00:00:00Z' end-period: '2017-01-15T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5929919705 dns-udp-queries-received-ipv6: 602303050 dns-tcp-queries-received-ipv4: 160098898 dns-tcp-queries-received-ipv6: 13796462 dns-udp-responses-sent-ipv4: 5734276338 dns-udp-responses-sent-ipv6: 605939574 dns-tcp-responses-sent-ipv4: 150450293 dns-tcp-responses-sent-ipv6: 13911804