--- version: rssac002v3 service: i.root-servers.net start-period: '2017-03-31T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5771861824 dns-udp-queries-received-ipv6: 772075768 dns-tcp-queries-received-ipv4: 76282935 dns-tcp-queries-received-ipv6: 8913696 dns-udp-responses-sent-ipv4: 5783949583 dns-udp-responses-sent-ipv6: 772283990 dns-tcp-responses-sent-ipv4: 78232828 dns-tcp-responses-sent-ipv6: 9071279