--- version: rssac002v4 service: j.root-servers.net start-period: '2023-03-16T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6754770956 dns-udp-queries-received-ipv6: 1859048216 dns-tcp-queries-received-ipv4: 311362624 dns-tcp-queries-received-ipv6: 82066513 dns-udp-responses-sent-ipv4: 6398345771 dns-udp-responses-sent-ipv6: 1848754253 dns-tcp-responses-sent-ipv4: 229961984 dns-tcp-responses-sent-ipv6: 79253194