--- version: rssac002v3 service: i.root-servers.net start-period: '2016-06-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4687731069 dns-udp-queries-received-ipv6: 529947220 dns-tcp-queries-received-ipv4: 24639504 dns-tcp-queries-received-ipv6: 1091356 dns-udp-responses-sent-ipv4: 4679118208 dns-udp-responses-sent-ipv6: 529886515 dns-tcp-responses-sent-ipv4: 25546065 dns-tcp-responses-sent-ipv6: 1097585