--- version: rssac002v3 service: i.root-servers.net start-period: '2021-11-29T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5724307149 dns-udp-queries-received-ipv6: 1026280843 dns-tcp-queries-received-ipv4: 547648763 dns-tcp-queries-received-ipv6: 53271005 dns-udp-responses-sent-ipv4: 4976668354 dns-udp-responses-sent-ipv6: 958563662 dns-tcp-responses-sent-ipv4: 523694545 dns-tcp-responses-sent-ipv6: 38917370