--- service: j.root-servers.net start-period: '2016-09-23T00:00:00Z' end-period: '2016-09-23T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6153046416 dns-udp-queries-received-ipv6: 676849426 dns-tcp-queries-received-ipv4: 134583661 dns-tcp-queries-received-ipv6: 4945302 dns-udp-responses-sent-ipv4: 6052935240 dns-udp-responses-sent-ipv6: 678165026 dns-tcp-responses-sent-ipv4: 115601604 dns-tcp-responses-sent-ipv6: 3390749