--- version: rssac002v4 service: j.root-servers.net start-period: '2023-02-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6924834439 dns-udp-queries-received-ipv6: 1797695392 dns-tcp-queries-received-ipv4: 345939433 dns-tcp-queries-received-ipv6: 83637443 dns-udp-responses-sent-ipv4: 6486501979 dns-udp-responses-sent-ipv6: 1781384849 dns-tcp-responses-sent-ipv4: 243877757 dns-tcp-responses-sent-ipv6: 78949443