--- version: rssac002v3 service: m.root-servers.net start-period: '2020-03-09T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3914328051 dns-udp-queries-received-ipv6: 709770855 dns-udp-responses-sent-ipv4: 3644849276 dns-udp-responses-sent-ipv6: 667551236 dns-tcp-queries-received-ipv4: 211228957 dns-tcp-queries-received-ipv6: 76113419 dns-tcp-responses-sent-ipv4: 209827230 dns-tcp-responses-sent-ipv6: 76185929