--- version: rssac002v3 service: i.root-servers.net start-period: '2017-06-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4620152778 dns-udp-queries-received-ipv6: 633531143 dns-tcp-queries-received-ipv4: 70298315 dns-tcp-queries-received-ipv6: 8959653 dns-udp-responses-sent-ipv4: 4622757818 dns-udp-responses-sent-ipv6: 633880499 dns-tcp-responses-sent-ipv4: 70691248 dns-tcp-responses-sent-ipv6: 9136895