--- version: rssac002v3 service: j.root-servers.net start-period: '2021-02-25T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7047925092 dns-udp-queries-received-ipv6: 1596688047 dns-tcp-queries-received-ipv4: 575741216 dns-tcp-queries-received-ipv6: 133803195 dns-udp-responses-sent-ipv4: 6500992437 dns-udp-responses-sent-ipv6: 1585517195 dns-tcp-responses-sent-ipv4: 402398871 dns-tcp-responses-sent-ipv6: 131018992