--- version: rssac002v3 service: i.root-servers.net start-period: '2023-06-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8757390751 dns-udp-queries-received-ipv6: 2382656385 dns-tcp-queries-received-ipv4: 622593482 dns-tcp-queries-received-ipv6: 171976645 dns-udp-responses-sent-ipv4: 7631707026 dns-udp-responses-sent-ipv6: 2131538004 dns-tcp-responses-sent-ipv4: 608922832 dns-tcp-responses-sent-ipv6: 155113925