--- version: rssac002v4 service: j.root-servers.net start-period: '2023-02-27T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6477192576 dns-udp-queries-received-ipv6: 1583330482 dns-tcp-queries-received-ipv4: 360534031 dns-tcp-queries-received-ipv6: 81938235 dns-udp-responses-sent-ipv4: 6063639529 dns-udp-responses-sent-ipv6: 1571912756 dns-tcp-responses-sent-ipv4: 251268634 dns-tcp-responses-sent-ipv6: 79769316