--- service: j.root-servers.net start-period: '2016-04-01T00:00:00Z' end-period: '2016-04-01T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5714592529 dns-udp-queries-received-ipv6: 696582881 dns-tcp-queries-received-ipv4: 168850188 dns-tcp-queries-received-ipv6: 2739782 dns-udp-responses-sent-ipv4: 5418390083 dns-udp-responses-sent-ipv6: 697517383 dns-tcp-responses-sent-ipv4: 149702266 dns-tcp-responses-sent-ipv6: 303067