--- version: rssac002v3 service: j.root-servers.net start-period: '2019-12-10T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9106256866 dns-udp-queries-received-ipv6: 1292893465 dns-tcp-queries-received-ipv4: 583075618 dns-tcp-queries-received-ipv6: 118601041 dns-udp-responses-sent-ipv4: 8388042809 dns-udp-responses-sent-ipv6: 1222849731 dns-tcp-responses-sent-ipv4: 438081186 dns-tcp-responses-sent-ipv6: 100318119