--- service: j.root-servers.net start-period: '2015-09-05T00:00:00Z' end-period: '2015-09-05T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4405468816 dns-udp-queries-received-ipv6: 257802248 dns-tcp-queries-received-ipv4: 62296481 dns-tcp-queries-received-ipv6: 20080662 dns-udp-responses-sent-ipv4: 3364467178 dns-udp-responses-sent-ipv6: 258575911 dns-tcp-responses-sent-ipv4: 60721941 dns-tcp-responses-sent-ipv6: 18559774