--- version: rssac002v3 service: i.root-servers.net start-period: '2017-03-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6966103026 dns-udp-queries-received-ipv6: 878749079 dns-tcp-queries-received-ipv4: 80906151 dns-tcp-queries-received-ipv6: 9150060 dns-udp-responses-sent-ipv4: 6964477250 dns-udp-responses-sent-ipv6: 878276898 dns-tcp-responses-sent-ipv4: 83523513 dns-tcp-responses-sent-ipv6: 9330478