--- service: j.root-servers.net start-period: '2015-08-25T00:00:00Z' end-period: '2015-08-25T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4988251208 dns-udp-queries-received-ipv6: 273929169 dns-tcp-queries-received-ipv4: 53414998 dns-tcp-queries-received-ipv6: 10418010 dns-udp-responses-sent-ipv4: 3908250780 dns-udp-responses-sent-ipv6: 274776782 dns-tcp-responses-sent-ipv4: 52107818 dns-tcp-responses-sent-ipv6: 8642858