--- version: rssac002v3 service: i.root-servers.net start-period: '2016-11-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6275671627 dns-udp-queries-received-ipv6: 967770060 dns-tcp-queries-received-ipv4: 73252351 dns-tcp-queries-received-ipv6: 9784182 dns-udp-responses-sent-ipv4: 6486365962 dns-udp-responses-sent-ipv6: 1015879644 dns-tcp-responses-sent-ipv4: 77178327 dns-tcp-responses-sent-ipv6: 9851442