--- version: rssac002v3 service: i.root-servers.net start-period: '2023-04-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5161758459 dns-udp-queries-received-ipv6: 1393107797 dns-tcp-queries-received-ipv4: 450091093 dns-tcp-queries-received-ipv6: 82091502 dns-udp-responses-sent-ipv4: 4251483254 dns-udp-responses-sent-ipv6: 1205596990 dns-tcp-responses-sent-ipv4: 418129039 dns-tcp-responses-sent-ipv6: 77820104