--- version: rssac002v3 service: j.root-servers.net start-period: '2021-08-24T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6259491206 dns-udp-queries-received-ipv6: 1341410433 dns-tcp-queries-received-ipv4: 482977117 dns-tcp-queries-received-ipv6: 103104154 dns-udp-responses-sent-ipv4: 5853369251 dns-udp-responses-sent-ipv6: 1338407084 dns-tcp-responses-sent-ipv4: 352553915 dns-tcp-responses-sent-ipv6: 103177124