--- version: rssac002v3 service: i.root-servers.net start-period: '2016-09-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5942443593 dns-udp-queries-received-ipv6: 548480809 dns-tcp-queries-received-ipv4: 33084638 dns-tcp-queries-received-ipv6: 1648613 dns-udp-responses-sent-ipv4: 5919040318 dns-udp-responses-sent-ipv6: 548317493 dns-tcp-responses-sent-ipv4: 34687474 dns-tcp-responses-sent-ipv6: 1661360