--- version: rssac002v3 service: i.root-servers.net start-period: '2017-05-03T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6072981311 dns-udp-queries-received-ipv6: 697651739 dns-tcp-queries-received-ipv4: 78845172 dns-tcp-queries-received-ipv6: 8050629 dns-udp-responses-sent-ipv4: 6120518428 dns-udp-responses-sent-ipv6: 698029584 dns-tcp-responses-sent-ipv4: 80864125 dns-tcp-responses-sent-ipv6: 8255730