--- version: rssac002v3 service: i.root-servers.net start-period: '2016-09-14T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5906119877 dns-udp-queries-received-ipv6: 554396154 dns-tcp-queries-received-ipv4: 35731581 dns-tcp-queries-received-ipv6: 1493567 dns-udp-responses-sent-ipv4: 5896956980 dns-udp-responses-sent-ipv6: 554609611 dns-tcp-responses-sent-ipv4: 37306283 dns-tcp-responses-sent-ipv6: 1510525