--- version: rssac002v3 service: i.root-servers.net start-period: '2017-09-26T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6513503780 dns-udp-queries-received-ipv6: 646912755 dns-tcp-queries-received-ipv4: 118192747 dns-tcp-queries-received-ipv6: 11397456 dns-udp-responses-sent-ipv4: 6466488875 dns-udp-responses-sent-ipv6: 643509511 dns-tcp-responses-sent-ipv4: 118116536 dns-tcp-responses-sent-ipv6: 11456921