--- version: rssac002v3 service: j.root-servers.net start-period: '2021-02-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6849748418 dns-udp-queries-received-ipv6: 1347582263 dns-tcp-queries-received-ipv4: 596698659 dns-tcp-queries-received-ipv6: 102733803 dns-udp-responses-sent-ipv4: 6301310844 dns-udp-responses-sent-ipv6: 1337908587 dns-tcp-responses-sent-ipv4: 405288589 dns-tcp-responses-sent-ipv6: 99816807