--- version: rssac002v4 service: j.root-servers.net start-period: '2023-05-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6519257608 dns-udp-queries-received-ipv6: 1744149347 dns-tcp-queries-received-ipv4: 285249039 dns-tcp-queries-received-ipv6: 89360669 dns-udp-responses-sent-ipv4: 6161740201 dns-udp-responses-sent-ipv6: 1725441127 dns-tcp-responses-sent-ipv4: 212197886 dns-tcp-responses-sent-ipv6: 81419476