--- version: rssac002v4 service: j.root-servers.net start-period: '2023-02-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6217350366 dns-udp-queries-received-ipv6: 1799642124 dns-tcp-queries-received-ipv4: 266952846 dns-tcp-queries-received-ipv6: 75918116 dns-udp-responses-sent-ipv4: 5930110977 dns-udp-responses-sent-ipv6: 1791051781 dns-tcp-responses-sent-ipv4: 202470853 dns-tcp-responses-sent-ipv6: 72890004