--- version: rssac002v3 service: i.root-servers.net start-period: '2017-08-23T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6459463507 dns-udp-queries-received-ipv6: 624903030 dns-tcp-queries-received-ipv4: 121183491 dns-tcp-queries-received-ipv6: 9627866 dns-udp-responses-sent-ipv4: 6523114413 dns-udp-responses-sent-ipv6: 631880449 dns-tcp-responses-sent-ipv4: 122000926 dns-tcp-responses-sent-ipv6: 9698282