--- version: rssac002v3 service: i.root-servers.net start-period: '2018-08-09T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5723847126 dns-udp-queries-received-ipv6: 1103483865 dns-tcp-queries-received-ipv4: 142155007 dns-tcp-queries-received-ipv6: 25298069 dns-udp-responses-sent-ipv4: 5715510954 dns-udp-responses-sent-ipv6: 1101848512 dns-tcp-responses-sent-ipv4: 138883614 dns-tcp-responses-sent-ipv6: 24810309