--- version: rssac002v3 service: a.root-servers.net start-period: '2017-07-06T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4024656690 dns-udp-queries-received-ipv6: 377551069 dns-tcp-queries-received-ipv4: 144667153 dns-tcp-queries-received-ipv6: 9319827 dns-udp-responses-sent-ipv4: 4023550824 dns-udp-responses-sent-ipv6: 377522382 dns-tcp-responses-sent-ipv4: 144757272 dns-tcp-responses-sent-ipv6: 9412843