--- version: rssac002v3 service: i.root-servers.net start-period: '2018-03-02T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5453984274 dns-udp-queries-received-ipv6: 633915003 dns-tcp-queries-received-ipv4: 112057845 dns-tcp-queries-received-ipv6: 13654239 dns-udp-responses-sent-ipv4: 5510760195 dns-udp-responses-sent-ipv6: 628415586 dns-tcp-responses-sent-ipv4: 112742564 dns-tcp-responses-sent-ipv6: 13796944