--- version: rssac002v3 service: j.root-servers.net start-period: '2021-02-08T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6939939660 dns-udp-queries-received-ipv6: 1470185142 dns-tcp-queries-received-ipv4: 656470637 dns-tcp-queries-received-ipv6: 127430098 dns-udp-responses-sent-ipv4: 6338448695 dns-udp-responses-sent-ipv6: 1433122538 dns-tcp-responses-sent-ipv4: 443750583 dns-tcp-responses-sent-ipv6: 114034600