--- version: rssac002v3 service: i.root-servers.net start-period: '2018-09-27T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5527699156 dns-udp-queries-received-ipv6: 1026545958 dns-tcp-queries-received-ipv4: 138500720 dns-tcp-queries-received-ipv6: 26156205 dns-udp-responses-sent-ipv4: 5447782802 dns-udp-responses-sent-ipv6: 1032221753 dns-tcp-responses-sent-ipv4: 135626111 dns-tcp-responses-sent-ipv6: 25727899