--- version: rssac002v3 service: i.root-servers.net start-period: '2016-09-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5500699381 dns-udp-queries-received-ipv6: 519963654 dns-tcp-queries-received-ipv4: 34081922 dns-tcp-queries-received-ipv6: 1415710 dns-udp-responses-sent-ipv4: 5467457249 dns-udp-responses-sent-ipv6: 520933593 dns-tcp-responses-sent-ipv4: 35586526 dns-tcp-responses-sent-ipv6: 1427442