--- version: rssac002v4 service: j.root-servers.net start-period: '2023-01-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6134217863 dns-udp-queries-received-ipv6: 1791144649 dns-tcp-queries-received-ipv4: 293442225 dns-tcp-queries-received-ipv6: 80894502 dns-udp-responses-sent-ipv4: 5766225061 dns-udp-responses-sent-ipv6: 1778617262 dns-tcp-responses-sent-ipv4: 211993310 dns-tcp-responses-sent-ipv6: 76026177