--- version: rssac002v3 service: i.root-servers.net start-period: '2018-08-03T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5310918599 dns-udp-queries-received-ipv6: 994881414 dns-tcp-queries-received-ipv4: 134067798 dns-tcp-queries-received-ipv6: 26297403 dns-udp-responses-sent-ipv4: 5301150436 dns-udp-responses-sent-ipv6: 993579275 dns-tcp-responses-sent-ipv4: 131191635 dns-tcp-responses-sent-ipv6: 25879731