--- service: j.root-servers.net start-period: '2016-01-14T00:00:00Z' end-period: '2016-01-14T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4620879445 dns-udp-queries-received-ipv6: 539395209 dns-tcp-queries-received-ipv4: 122681769 dns-tcp-queries-received-ipv6: 1926884 dns-udp-responses-sent-ipv4: 4364808496 dns-udp-responses-sent-ipv6: 545243977 dns-tcp-responses-sent-ipv4: 103240992 dns-tcp-responses-sent-ipv6: 325814