--- version: rssac002v4 service: j.root-servers.net start-period: '2022-01-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6138703310 dns-udp-queries-received-ipv6: 1436062768 dns-tcp-queries-received-ipv4: 413224575 dns-tcp-queries-received-ipv6: 74271774 dns-udp-responses-sent-ipv4: 5658866402 dns-udp-responses-sent-ipv6: 1402260368 dns-tcp-responses-sent-ipv4: 292173779 dns-tcp-responses-sent-ipv6: 72753497