--- version: rssac002v3 service: i.root-servers.net start-period: '2023-06-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8927333411 dns-udp-queries-received-ipv6: 2269090142 dns-tcp-queries-received-ipv4: 629614881 dns-tcp-queries-received-ipv6: 129276031 dns-udp-responses-sent-ipv4: 7651295750 dns-udp-responses-sent-ipv6: 2054764853 dns-tcp-responses-sent-ipv4: 609748382 dns-tcp-responses-sent-ipv6: 111751795