--- version: rssac002v4 service: j.root-servers.net start-period: '2022-02-07T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6085473643 dns-udp-queries-received-ipv6: 1375878594 dns-tcp-queries-received-ipv4: 413631911 dns-tcp-queries-received-ipv6: 59980390 dns-udp-responses-sent-ipv4: 5620925835 dns-udp-responses-sent-ipv6: 1349739033 dns-tcp-responses-sent-ipv4: 286168571 dns-tcp-responses-sent-ipv6: 58757383