--- version: rssac002v4 service: j.root-servers.net start-period: '2022-02-16T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6236164799 dns-udp-queries-received-ipv6: 1477081138 dns-tcp-queries-received-ipv4: 398781976 dns-tcp-queries-received-ipv6: 59688807 dns-udp-responses-sent-ipv4: 5783794855 dns-udp-responses-sent-ipv6: 1461795201 dns-tcp-responses-sent-ipv4: 282256907 dns-tcp-responses-sent-ipv6: 58400153