--- version: rssac002v3 service: i.root-servers.net start-period: '2017-02-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6738071829 dns-udp-queries-received-ipv6: 774250679 dns-tcp-queries-received-ipv4: 79007503 dns-tcp-queries-received-ipv6: 7721844 dns-udp-responses-sent-ipv4: 6761730153 dns-udp-responses-sent-ipv6: 774757826 dns-tcp-responses-sent-ipv4: 81184087 dns-tcp-responses-sent-ipv6: 7792821