--- service: j.root-servers.net start-period: '2017-02-06T00:00:00Z' end-period: '2017-02-06T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6565454916 dns-udp-queries-received-ipv6: 641391008 dns-tcp-queries-received-ipv4: 172917005 dns-tcp-queries-received-ipv6: 14065709 dns-udp-responses-sent-ipv4: 6459147660 dns-udp-responses-sent-ipv6: 644618825 dns-tcp-responses-sent-ipv4: 161910738 dns-tcp-responses-sent-ipv6: 14222364