--- version: rssac002v3 service: i.root-servers.net start-period: '2016-09-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5667690971 dns-udp-queries-received-ipv6: 553182277 dns-tcp-queries-received-ipv4: 32402294 dns-tcp-queries-received-ipv6: 1487712 dns-udp-responses-sent-ipv4: 5608245451 dns-udp-responses-sent-ipv6: 553287424 dns-tcp-responses-sent-ipv4: 33434649 dns-tcp-responses-sent-ipv6: 1505060