--- version: rssac002v3 service: i.root-servers.net start-period: '2018-07-03T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5041813765 dns-udp-queries-received-ipv6: 1040874643 dns-tcp-queries-received-ipv4: 125358310 dns-tcp-queries-received-ipv6: 20375101 dns-udp-responses-sent-ipv4: 5036550349 dns-udp-responses-sent-ipv6: 1038812766 dns-tcp-responses-sent-ipv4: 122212865 dns-tcp-responses-sent-ipv6: 20207038