--- service: j.root-servers.net start-period: '2015-02-26T00:00:00Z' end-period: '2015-02-26T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4221419260 dns-udp-queries-received-ipv6: 319430539 dns-tcp-queries-received-ipv4: 27834969 dns-tcp-queries-received-ipv6: 3473838 dns-udp-responses-sent-ipv4: 4225995915 dns-udp-responses-sent-ipv6: 319386016 dns-tcp-responses-sent-ipv4: 27693241 dns-tcp-responses-sent-ipv6: 2658556