--- version: rssac002v3 service: m.root-servers.net start-period: '2020-03-17T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3996092762 dns-udp-queries-received-ipv6: 881463929 dns-udp-responses-sent-ipv4: 3695678069 dns-udp-responses-sent-ipv6: 824723146 dns-tcp-queries-received-ipv4: 215628414 dns-tcp-queries-received-ipv6: 83625650 dns-tcp-responses-sent-ipv4: 215368924 dns-tcp-responses-sent-ipv6: 83669161