--- version: rssac002v4 service: j.root-servers.net start-period: '2023-01-06T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6427063526 dns-udp-queries-received-ipv6: 1922207078 dns-tcp-queries-received-ipv4: 274721007 dns-tcp-queries-received-ipv6: 151771093 dns-udp-responses-sent-ipv4: 6153130927 dns-udp-responses-sent-ipv6: 1889396591 dns-tcp-responses-sent-ipv4: 207586353 dns-tcp-responses-sent-ipv6: 138816070