--- version: rssac002v3 service: i.root-servers.net start-period: '2017-12-06T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5059549998 dns-udp-queries-received-ipv6: 708341149 dns-tcp-queries-received-ipv4: 79308969 dns-tcp-queries-received-ipv6: 12758398 dns-udp-responses-sent-ipv4: 5162384927 dns-udp-responses-sent-ipv6: 704276476 dns-tcp-responses-sent-ipv4: 79985561 dns-tcp-responses-sent-ipv6: 12750307