--- version: rssac002v3 service: i.root-servers.net start-period: '2018-11-08T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5566975241 dns-udp-queries-received-ipv6: 1075613041 dns-tcp-queries-received-ipv4: 134391075 dns-tcp-queries-received-ipv6: 34607523 dns-udp-responses-sent-ipv4: 5501285003 dns-udp-responses-sent-ipv6: 1079001453 dns-tcp-responses-sent-ipv4: 132192479 dns-tcp-responses-sent-ipv6: 33604299