--- service: j.root-servers.net start-period: '2015-01-26T00:00:00Z' end-period: '2015-01-26T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3239242081 dns-udp-queries-received-ipv6: 265821049 dns-tcp-queries-received-ipv4: 26590330 dns-tcp-queries-received-ipv6: 5292880 dns-udp-responses-sent-ipv4: 3253818573 dns-udp-responses-sent-ipv6: 265884981 dns-tcp-responses-sent-ipv4: 26810793 dns-tcp-responses-sent-ipv6: 3915176