--- version: rssac002v3 service: i.root-servers.net start-period: '2016-09-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5338615961 dns-udp-queries-received-ipv6: 521889746 dns-tcp-queries-received-ipv4: 32418895 dns-tcp-queries-received-ipv6: 1373498 dns-udp-responses-sent-ipv4: 5354760076 dns-udp-responses-sent-ipv6: 521792980 dns-tcp-responses-sent-ipv4: 33413595 dns-tcp-responses-sent-ipv6: 1386801