--- version: rssac002v3 service: i.root-servers.net start-period: '2020-06-16T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6605248123 dns-udp-queries-received-ipv6: 1321547034 dns-tcp-queries-received-ipv4: 712878551 dns-tcp-queries-received-ipv6: 171473414 dns-udp-responses-sent-ipv4: 5402812913 dns-udp-responses-sent-ipv6: 1189737548 dns-tcp-responses-sent-ipv4: 658258293 dns-tcp-responses-sent-ipv6: 160591595