--- version: rssac002v3 service: i.root-servers.net start-period: '2021-11-26T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5694873059 dns-udp-queries-received-ipv6: 994853338 dns-tcp-queries-received-ipv4: 547599398 dns-tcp-queries-received-ipv6: 48933253 dns-udp-responses-sent-ipv4: 4933633428 dns-udp-responses-sent-ipv6: 925410758 dns-tcp-responses-sent-ipv4: 517431964 dns-tcp-responses-sent-ipv6: 34438348