--- version: rssac002v3 service: i.root-servers.net start-period: '2017-05-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5373195125 dns-udp-queries-received-ipv6: 655906856 dns-tcp-queries-received-ipv4: 76993360 dns-tcp-queries-received-ipv6: 8159667 dns-udp-responses-sent-ipv4: 5425015421 dns-udp-responses-sent-ipv6: 655495023 dns-tcp-responses-sent-ipv4: 78759698 dns-tcp-responses-sent-ipv6: 8302856