--- version: rssac002v3 service: i.root-servers.net start-period: '2017-03-08T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7232415397 dns-udp-queries-received-ipv6: 872639153 dns-tcp-queries-received-ipv4: 79136379 dns-tcp-queries-received-ipv6: 8755403 dns-udp-responses-sent-ipv4: 7206976092 dns-udp-responses-sent-ipv6: 872377911 dns-tcp-responses-sent-ipv4: 81633792 dns-tcp-responses-sent-ipv6: 8877484