--- version: rssac002v3 service: i.root-servers.net start-period: '2016-06-13T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5864429022 dns-udp-queries-received-ipv6: 484964948 dns-tcp-queries-received-ipv4: 21323157 dns-tcp-queries-received-ipv6: 858901 dns-udp-responses-sent-ipv4: 5881235535 dns-udp-responses-sent-ipv6: 484741904 dns-tcp-responses-sent-ipv4: 21608246 dns-tcp-responses-sent-ipv6: 867712