--- version: rssac002v4 service: j.root-servers.net start-period: '2023-07-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6491233181 dns-udp-queries-received-ipv6: 1558213636 dns-tcp-queries-received-ipv4: 225754427 dns-tcp-queries-received-ipv6: 57080971 dns-udp-responses-sent-ipv4: 6260858639 dns-udp-responses-sent-ipv6: 1543973635 dns-tcp-responses-sent-ipv4: 180831099 dns-tcp-responses-sent-ipv6: 52182017