--- version: rssac002v3 service: i.root-servers.net start-period: '2019-11-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6680014784 dns-udp-queries-received-ipv6: 1174270184 dns-tcp-queries-received-ipv4: 735561164 dns-tcp-queries-received-ipv6: 192573244 dns-udp-responses-sent-ipv4: 5495821847 dns-udp-responses-sent-ipv6: 1047651312 dns-tcp-responses-sent-ipv4: 658232637 dns-tcp-responses-sent-ipv6: 187776011