--- version: rssac002v3 service: i.root-servers.net start-period: '2021-11-13T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5377534540 dns-udp-queries-received-ipv6: 1003243055 dns-tcp-queries-received-ipv4: 532241051 dns-tcp-queries-received-ipv6: 117486637 dns-udp-responses-sent-ipv4: 4612134186 dns-udp-responses-sent-ipv6: 864418887 dns-tcp-responses-sent-ipv4: 499670400 dns-tcp-responses-sent-ipv6: 102240746