--- version: rssac002v4 service: j.root-servers.net start-period: '2023-01-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6379107289 dns-udp-queries-received-ipv6: 1778489855 dns-tcp-queries-received-ipv4: 300271412 dns-tcp-queries-received-ipv6: 80642785 dns-udp-responses-sent-ipv4: 6059884368 dns-udp-responses-sent-ipv6: 1771324805 dns-tcp-responses-sent-ipv4: 216625995 dns-tcp-responses-sent-ipv6: 78443083