--- version: rssac002v3 service: i.root-servers.net start-period: '2017-09-22T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6270142140 dns-udp-queries-received-ipv6: 621499546 dns-tcp-queries-received-ipv4: 115612328 dns-tcp-queries-received-ipv6: 10568253 dns-udp-responses-sent-ipv4: 6231262554 dns-udp-responses-sent-ipv6: 617520543 dns-tcp-responses-sent-ipv4: 114892673 dns-tcp-responses-sent-ipv6: 10604434