--- version: rssac002v4 service: j.root-servers.net start-period: '2021-10-31T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5129503700 dns-udp-queries-received-ipv6: 1129275405 dns-tcp-queries-received-ipv4: 412836001 dns-tcp-queries-received-ipv6: 121662013 dns-udp-responses-sent-ipv4: 4787084397 dns-udp-responses-sent-ipv6: 1121618758 dns-tcp-responses-sent-ipv4: 297064126 dns-tcp-responses-sent-ipv6: 120959572