--- version: rssac002v4 service: j.root-servers.net start-period: '2021-11-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6102999953 dns-udp-queries-received-ipv6: 1443621604 dns-tcp-queries-received-ipv4: 551834829 dns-tcp-queries-received-ipv6: 129429602 dns-udp-responses-sent-ipv4: 5570977605 dns-udp-responses-sent-ipv6: 1371533051 dns-tcp-responses-sent-ipv4: 383077119 dns-tcp-responses-sent-ipv6: 120733647