--- version: rssac002v3 service: i.root-servers.net start-period: '2018-09-26T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5519660546 dns-udp-queries-received-ipv6: 1049549959 dns-tcp-queries-received-ipv4: 141482071 dns-tcp-queries-received-ipv6: 26590910 dns-udp-responses-sent-ipv4: 5439218891 dns-udp-responses-sent-ipv6: 1056336575 dns-tcp-responses-sent-ipv4: 138587759 dns-tcp-responses-sent-ipv6: 26082287