--- version: rssac002v3 service: i.root-servers.net start-period: '2017-03-27T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6725510178 dns-udp-queries-received-ipv6: 896164266 dns-tcp-queries-received-ipv4: 82852477 dns-tcp-queries-received-ipv6: 8995881 dns-udp-responses-sent-ipv4: 6728261529 dns-udp-responses-sent-ipv6: 896075538 dns-tcp-responses-sent-ipv4: 85063995 dns-tcp-responses-sent-ipv6: 9273112