--- version: rssac002v3 service: i.root-servers.net start-period: '2017-01-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6435611486 dns-udp-queries-received-ipv6: 815936861 dns-tcp-queries-received-ipv4: 77439096 dns-tcp-queries-received-ipv6: 7516292 dns-udp-responses-sent-ipv4: 6436719762 dns-udp-responses-sent-ipv6: 815217082 dns-tcp-responses-sent-ipv4: 79471064 dns-tcp-responses-sent-ipv6: 7540589