--- version: rssac002v3 service: i.root-servers.net start-period: '2017-09-16T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5530160392 dns-udp-queries-received-ipv6: 583389532 dns-tcp-queries-received-ipv4: 100915925 dns-tcp-queries-received-ipv6: 10214259 dns-udp-responses-sent-ipv4: 5506338400 dns-udp-responses-sent-ipv6: 579632983 dns-tcp-responses-sent-ipv4: 101343485 dns-tcp-responses-sent-ipv6: 10298613