--- service: j.root-servers.net start-period: '2016-09-09T00:00:00Z' end-period: '2016-09-09T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6955456388 dns-udp-queries-received-ipv6: 733530977 dns-tcp-queries-received-ipv4: 216730007 dns-tcp-queries-received-ipv6: 5653470 dns-udp-responses-sent-ipv4: 6764343929 dns-udp-responses-sent-ipv6: 735305009 dns-tcp-responses-sent-ipv4: 170174230 dns-tcp-responses-sent-ipv6: 3681627