--- version: rssac002v3 service: i.root-servers.net start-period: '2017-06-23T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6749971078 dns-udp-queries-received-ipv6: 713468272 dns-tcp-queries-received-ipv4: 100421429 dns-tcp-queries-received-ipv6: 9962077 dns-udp-responses-sent-ipv4: 6767744658 dns-udp-responses-sent-ipv6: 712344759 dns-tcp-responses-sent-ipv4: 102539328 dns-tcp-responses-sent-ipv6: 10177750