--- version: rssac002v3 service: i.root-servers.net start-period: '2017-06-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5234495702 dns-udp-queries-received-ipv6: 687214068 dns-tcp-queries-received-ipv4: 81343626 dns-tcp-queries-received-ipv6: 9364636 dns-udp-responses-sent-ipv4: 5269321857 dns-udp-responses-sent-ipv6: 688008668 dns-tcp-responses-sent-ipv4: 82983636 dns-tcp-responses-sent-ipv6: 9653847