--- service: j.root-servers.net start-period: '2016-04-06T00:00:00Z' end-period: '2016-04-06T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5575860224 dns-udp-queries-received-ipv6: 706776090 dns-tcp-queries-received-ipv4: 175474585 dns-tcp-queries-received-ipv6: 2859638 dns-udp-responses-sent-ipv4: 5308180643 dns-udp-responses-sent-ipv6: 708048663 dns-tcp-responses-sent-ipv4: 155319939 dns-tcp-responses-sent-ipv6: 299213