--- version: rssac002v4 service: j.root-servers.net start-period: '2023-07-07T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6755543325 dns-udp-queries-received-ipv6: 1960130166 dns-tcp-queries-received-ipv4: 232518815 dns-tcp-queries-received-ipv6: 84385707 dns-udp-responses-sent-ipv4: 6390262185 dns-udp-responses-sent-ipv6: 1937263959 dns-tcp-responses-sent-ipv4: 184553125 dns-tcp-responses-sent-ipv6: 75329407