--- service: j.root-servers.net start-period: '2015-11-11T00:00:00Z' end-period: '2015-11-11T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3994108644 dns-udp-queries-received-ipv6: 405529041 dns-tcp-queries-received-ipv4: 66865089 dns-tcp-queries-received-ipv6: 2455806 dns-udp-responses-sent-ipv4: 3862495415 dns-udp-responses-sent-ipv6: 408242103 dns-tcp-responses-sent-ipv4: 63192392 dns-tcp-responses-sent-ipv6: 296915