--- version: rssac002v3 service: i.root-servers.net start-period: '2016-07-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5189160118 dns-udp-queries-received-ipv6: 531927922 dns-tcp-queries-received-ipv4: 27537902 dns-tcp-queries-received-ipv6: 1285212 dns-udp-responses-sent-ipv4: 5203404883 dns-udp-responses-sent-ipv6: 532161581 dns-tcp-responses-sent-ipv4: 28474557 dns-tcp-responses-sent-ipv6: 1297373