--- version: rssac002v3 service: i.root-servers.net start-period: '2018-11-16T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5530829351 dns-udp-queries-received-ipv6: 1160696890 dns-tcp-queries-received-ipv4: 131218270 dns-tcp-queries-received-ipv6: 27638010 dns-udp-responses-sent-ipv4: 5445986574 dns-udp-responses-sent-ipv6: 1166657601 dns-tcp-responses-sent-ipv4: 128333054 dns-tcp-responses-sent-ipv6: 27088924