--- version: rssac002v3 service: i.root-servers.net start-period: '2021-11-04T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5701433535 dns-udp-queries-received-ipv6: 1148268466 dns-tcp-queries-received-ipv4: 507800740 dns-tcp-queries-received-ipv6: 132601404 dns-udp-responses-sent-ipv4: 4930274143 dns-udp-responses-sent-ipv6: 1043687970 dns-tcp-responses-sent-ipv4: 477295312 dns-tcp-responses-sent-ipv6: 129246054