--- version: rssac002v3 service: m.root-servers.net start-period: '2020-05-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4223519379 dns-udp-queries-received-ipv6: 969648944 dns-udp-responses-sent-ipv4: 4062514862 dns-udp-responses-sent-ipv6: 830321332 dns-tcp-queries-received-ipv4: 246853729 dns-tcp-queries-received-ipv6: 99899374 dns-tcp-responses-sent-ipv4: 246490939 dns-tcp-responses-sent-ipv6: 99835280