--- version: rssac002v3 service: i.root-servers.net start-period: '2018-07-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6640209292 dns-udp-queries-received-ipv6: 1204601404 dns-tcp-queries-received-ipv4: 139990419 dns-tcp-queries-received-ipv6: 22962454 dns-udp-responses-sent-ipv4: 6705735757 dns-udp-responses-sent-ipv6: 1207511956 dns-tcp-responses-sent-ipv4: 137772338 dns-tcp-responses-sent-ipv6: 22718356