--- version: rssac002v3 service: i.root-servers.net start-period: '2016-09-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5501741337 dns-udp-queries-received-ipv6: 505344582 dns-tcp-queries-received-ipv4: 31135103 dns-tcp-queries-received-ipv6: 1392134 dns-udp-responses-sent-ipv4: 5506518901 dns-udp-responses-sent-ipv6: 506329603 dns-tcp-responses-sent-ipv4: 32452427 dns-tcp-responses-sent-ipv6: 1406282