--- version: rssac002v3 service: i.root-servers.net start-period: '2016-09-17T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4955406867 dns-udp-queries-received-ipv6: 515491255 dns-tcp-queries-received-ipv4: 30749310 dns-tcp-queries-received-ipv6: 1420316 dns-udp-responses-sent-ipv4: 4881449985 dns-udp-responses-sent-ipv6: 515088034 dns-tcp-responses-sent-ipv4: 31560532 dns-tcp-responses-sent-ipv6: 1431260