--- version: rssac002v3 service: i.root-servers.net start-period: '2017-07-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6595899775 dns-udp-queries-received-ipv6: 651061646 dns-tcp-queries-received-ipv4: 77779741 dns-tcp-queries-received-ipv6: 9966769 dns-udp-responses-sent-ipv4: 6614205593 dns-udp-responses-sent-ipv6: 649692271 dns-tcp-responses-sent-ipv4: 79245609 dns-tcp-responses-sent-ipv6: 10180715