--- version: rssac002v3 service: i.root-servers.net start-period: '2017-06-17T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4828174453 dns-udp-queries-received-ipv6: 637921642 dns-tcp-queries-received-ipv4: 87366046 dns-tcp-queries-received-ipv6: 9176643 dns-udp-responses-sent-ipv4: 4814740079 dns-udp-responses-sent-ipv6: 638286328 dns-tcp-responses-sent-ipv4: 87742975 dns-tcp-responses-sent-ipv6: 9338822