--- version: rssac002v4 service: j.root-servers.net start-period: '2022-02-06T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5605395731 dns-udp-queries-received-ipv6: 1269522918 dns-tcp-queries-received-ipv4: 395129240 dns-tcp-queries-received-ipv6: 57150498 dns-udp-responses-sent-ipv4: 5188440082 dns-udp-responses-sent-ipv6: 1246233212 dns-tcp-responses-sent-ipv4: 267786495 dns-tcp-responses-sent-ipv6: 56588982