--- service: j.root-servers.net start-period: '2016-07-28T00:00:00Z' end-period: '2016-07-28T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5850298907 dns-udp-queries-received-ipv6: 764758964 dns-tcp-queries-received-ipv4: 145207490 dns-tcp-queries-received-ipv6: 5155369 dns-udp-responses-sent-ipv4: 5845976121 dns-udp-responses-sent-ipv6: 768007454 dns-tcp-responses-sent-ipv4: 122173214 dns-tcp-responses-sent-ipv6: 1714920