--- version: rssac002v3 service: i.root-servers.net start-period: '2017-05-17T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5395456464 dns-udp-queries-received-ipv6: 648641199 dns-tcp-queries-received-ipv4: 72788342 dns-tcp-queries-received-ipv6: 8712558 dns-udp-responses-sent-ipv4: 5401279165 dns-udp-responses-sent-ipv6: 648740704 dns-tcp-responses-sent-ipv4: 74026529 dns-tcp-responses-sent-ipv6: 8844860