--- version: rssac002v3 service: i.root-servers.net start-period: '2017-09-14T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6431032640 dns-udp-queries-received-ipv6: 624950941 dns-tcp-queries-received-ipv4: 108418291 dns-tcp-queries-received-ipv6: 11892001 dns-udp-responses-sent-ipv4: 6415877795 dns-udp-responses-sent-ipv6: 621338546 dns-tcp-responses-sent-ipv4: 109512037 dns-tcp-responses-sent-ipv6: 12075937