--- service: j.root-servers.net start-period: '2016-04-08T00:00:00Z' end-period: '2016-04-08T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5593331977 dns-udp-queries-received-ipv6: 725902707 dns-tcp-queries-received-ipv4: 171266629 dns-tcp-queries-received-ipv6: 2513585 dns-udp-responses-sent-ipv4: 5312379290 dns-udp-responses-sent-ipv6: 724807055 dns-tcp-responses-sent-ipv4: 151242582 dns-tcp-responses-sent-ipv6: 307710