--- service: j.root-servers.net start-period: '2016-09-10T00:00:00Z' end-period: '2016-09-10T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6564892772 dns-udp-queries-received-ipv6: 708959282 dns-tcp-queries-received-ipv4: 230569731 dns-tcp-queries-received-ipv6: 5301130 dns-udp-responses-sent-ipv4: 6355844003 dns-udp-responses-sent-ipv6: 710644231 dns-tcp-responses-sent-ipv4: 178808802 dns-tcp-responses-sent-ipv6: 3458942