--- service: j.root-servers.net start-period: '2016-10-19T00:00:00Z' end-period: '2016-10-19T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5985022093 dns-udp-queries-received-ipv6: 656490381 dns-tcp-queries-received-ipv4: 193340571 dns-tcp-queries-received-ipv6: 8805786 dns-udp-responses-sent-ipv4: 5849885730 dns-udp-responses-sent-ipv6: 658336055 dns-tcp-responses-sent-ipv4: 166862526 dns-tcp-responses-sent-ipv6: 6109107