--- version: rssac002v3 service: i.root-servers.net start-period: '2021-10-25T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5510398944 dns-udp-queries-received-ipv6: 1109118951 dns-tcp-queries-received-ipv4: 512100314 dns-tcp-queries-received-ipv6: 123052135 dns-udp-responses-sent-ipv4: 4768730880 dns-udp-responses-sent-ipv6: 968977454 dns-tcp-responses-sent-ipv4: 472780253 dns-tcp-responses-sent-ipv6: 107244266