--- version: rssac002v3 service: m.root-servers.net start-period: '2020-04-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3761054270 dns-udp-queries-received-ipv6: 804748957 dns-udp-responses-sent-ipv4: 3563696232 dns-udp-responses-sent-ipv6: 738341214 dns-tcp-queries-received-ipv4: 234074301 dns-tcp-queries-received-ipv6: 111155059 dns-tcp-responses-sent-ipv4: 233501200 dns-tcp-responses-sent-ipv6: 111210093