--- version: rssac002v3 service: j.root-servers.net start-period: '2021-08-26T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6457105434 dns-udp-queries-received-ipv6: 1348002991 dns-tcp-queries-received-ipv4: 538688435 dns-tcp-queries-received-ipv6: 101193062 dns-udp-responses-sent-ipv4: 6024808620 dns-udp-responses-sent-ipv6: 1344844101 dns-tcp-responses-sent-ipv4: 398322805 dns-tcp-responses-sent-ipv6: 101333338