--- version: rssac002v3 service: i.root-servers.net start-period: '2016-09-09T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5609638922 dns-udp-queries-received-ipv6: 510399004 dns-tcp-queries-received-ipv4: 31574952 dns-tcp-queries-received-ipv6: 1430262 dns-udp-responses-sent-ipv4: 5627254593 dns-udp-responses-sent-ipv6: 511460759 dns-tcp-responses-sent-ipv4: 33190950 dns-tcp-responses-sent-ipv6: 1439940