--- version: rssac002v3 service: a.root-servers.net start-period: '2017-09-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3805761238 dns-udp-queries-received-ipv6: 418144411 dns-tcp-queries-received-ipv4: 133564598 dns-tcp-queries-received-ipv6: 10932920 dns-udp-responses-sent-ipv4: 3803152255 dns-udp-responses-sent-ipv6: 418080844 dns-tcp-responses-sent-ipv4: 133048141 dns-tcp-responses-sent-ipv6: 11040262