--- version: rssac002v4 service: j.root-servers.net start-period: '2023-04-22T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6185031762 dns-udp-queries-received-ipv6: 1752716972 dns-tcp-queries-received-ipv4: 327465122 dns-tcp-queries-received-ipv6: 87481191 dns-udp-responses-sent-ipv4: 5860170096 dns-udp-responses-sent-ipv6: 1734606287 dns-tcp-responses-sent-ipv4: 238138285 dns-tcp-responses-sent-ipv6: 82025899