--- version: rssac002v4 service: j.root-servers.net start-period: '2023-06-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6229448400 dns-udp-queries-received-ipv6: 1910000454 dns-tcp-queries-received-ipv4: 235277105 dns-tcp-queries-received-ipv6: 117878370 dns-udp-responses-sent-ipv4: 5966706448 dns-udp-responses-sent-ipv6: 1890086017 dns-tcp-responses-sent-ipv4: 188030199 dns-tcp-responses-sent-ipv6: 113087219