--- version: rssac002v3 service: i.root-servers.net start-period: '2017-03-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6384900949 dns-udp-queries-received-ipv6: 920847793 dns-tcp-queries-received-ipv4: 81230787 dns-tcp-queries-received-ipv6: 8848062 dns-udp-responses-sent-ipv4: 6389563300 dns-udp-responses-sent-ipv6: 920910226 dns-tcp-responses-sent-ipv4: 84932377 dns-tcp-responses-sent-ipv6: 9125144