--- version: rssac002v4 service: j.root-servers.net start-period: '2022-01-02T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5414450405 dns-udp-queries-received-ipv6: 1386558176 dns-tcp-queries-received-ipv4: 407748369 dns-tcp-queries-received-ipv6: 114335355 dns-udp-responses-sent-ipv4: 5026422379 dns-udp-responses-sent-ipv6: 1361172338 dns-tcp-responses-sent-ipv4: 273365776 dns-tcp-responses-sent-ipv6: 113923414