--- version: rssac002v3 service: i.root-servers.net start-period: '2017-02-22T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6855957888 dns-udp-queries-received-ipv6: 799875159 dns-tcp-queries-received-ipv4: 80783413 dns-tcp-queries-received-ipv6: 7869036 dns-udp-responses-sent-ipv4: 6890044764 dns-udp-responses-sent-ipv6: 800188615 dns-tcp-responses-sent-ipv4: 83508037 dns-tcp-responses-sent-ipv6: 7956797