--- service: j.root-servers.net start-period: '2017-02-25T00:00:00Z' end-period: '2017-02-25T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6024888663 dns-udp-queries-received-ipv6: 660248262 dns-tcp-queries-received-ipv4: 181217565 dns-tcp-queries-received-ipv6: 11556080 dns-udp-responses-sent-ipv4: 5919165966 dns-udp-responses-sent-ipv6: 662996504 dns-tcp-responses-sent-ipv4: 156975729 dns-tcp-responses-sent-ipv6: 11701674