--- version: rssac002v3 service: m.root-servers.net start-period: '2017-01-09T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4817302757 dns-udp-queries-received-ipv6: 589717521 dns-udp-responses-sent-ipv4: 4393584795 dns-udp-responses-sent-ipv6: 456111379 dns-tcp-queries-received-ipv4: 187845262 dns-tcp-queries-received-ipv6: 9771281 dns-tcp-responses-sent-ipv4: 187630008 dns-tcp-responses-sent-ipv6: 9802354