--- version: rssac002v4 service: j.root-servers.net start-period: '2023-07-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6452191473 dns-udp-queries-received-ipv6: 1766703975 dns-tcp-queries-received-ipv4: 235338224 dns-tcp-queries-received-ipv6: 62361119 dns-udp-responses-sent-ipv4: 6182143341 dns-udp-responses-sent-ipv6: 1748090847 dns-tcp-responses-sent-ipv4: 185354252 dns-tcp-responses-sent-ipv6: 57188876