--- version: rssac002v3 service: b.root-servers.net start-period: 2017-06-13T00:00:00Z metric: traffic-volume dns-udp-queries-received-ipv4: 2305883158 dns-udp-queries-received-ipv6: 449197754 dns-tcp-queries-received-ipv4: 66053745 dns-tcp-queries-received-ipv6: 9804281 dns-udp-responses-sent-ipv4: 2232612770 dns-udp-responses-sent-ipv6: 389903294 dns-tcp-responses-sent-ipv4: 65998917 dns-tcp-responses-sent-ipv6: 8730075