--- service: j.root-servers.net start-period: '2017-02-24T00:00:00Z' end-period: '2017-02-24T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6555909005 dns-udp-queries-received-ipv6: 672730127 dns-tcp-queries-received-ipv4: 192757573 dns-tcp-queries-received-ipv6: 13773212 dns-udp-responses-sent-ipv4: 6442707881 dns-udp-responses-sent-ipv6: 675931135 dns-tcp-responses-sent-ipv4: 167389009 dns-tcp-responses-sent-ipv6: 13931154