--- version: rssac002v3 service: i.root-servers.net start-period: '2017-04-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5728395491 dns-udp-queries-received-ipv6: 659809622 dns-tcp-queries-received-ipv4: 82422644 dns-tcp-queries-received-ipv6: 8701830 dns-udp-responses-sent-ipv4: 5701063477 dns-udp-responses-sent-ipv6: 659248464 dns-tcp-responses-sent-ipv4: 83904926 dns-tcp-responses-sent-ipv6: 8822348