--- version: rssac002v3 service: i.root-servers.net start-period: '2017-04-02T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5400641319 dns-udp-queries-received-ipv6: 726364840 dns-tcp-queries-received-ipv4: 72082068 dns-tcp-queries-received-ipv6: 7908828 dns-udp-responses-sent-ipv4: 5407320851 dns-udp-responses-sent-ipv6: 726332312 dns-tcp-responses-sent-ipv4: 73156967 dns-tcp-responses-sent-ipv6: 8090043