--- version: rssac002v3 service: i.root-servers.net start-period: '2022-03-07T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6922395986 dns-udp-queries-received-ipv6: 1938183765 dns-tcp-queries-received-ipv4: 709262382 dns-tcp-queries-received-ipv6: 93983926 dns-udp-responses-sent-ipv4: 6077745561 dns-udp-responses-sent-ipv6: 1825286328 dns-tcp-responses-sent-ipv4: 713091225 dns-tcp-responses-sent-ipv6: 77075701