--- service: j.root-servers.net start-period: '2016-02-22T00:00:00Z' end-period: '2016-02-22T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5600822472 dns-udp-queries-received-ipv6: 559855593 dns-tcp-queries-received-ipv4: 126503886 dns-tcp-queries-received-ipv6: 3099518 dns-udp-responses-sent-ipv4: 5098927460 dns-udp-responses-sent-ipv6: 561491142 dns-tcp-responses-sent-ipv4: 111745811 dns-tcp-responses-sent-ipv6: 385222