--- version: rssac002v3 service: i.root-servers.net start-period: '2022-01-29T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6360885705 dns-udp-queries-received-ipv6: 1633096500 dns-tcp-queries-received-ipv4: 701225062 dns-tcp-queries-received-ipv6: 77302163 dns-udp-responses-sent-ipv4: 5473900426 dns-udp-responses-sent-ipv6: 1516001479 dns-tcp-responses-sent-ipv4: 694597773 dns-tcp-responses-sent-ipv6: 60922555