--- version: rssac002v3 service: a.root-servers.net start-period: '2017-11-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3455674047 dns-udp-queries-received-ipv6: 390795013 dns-tcp-queries-received-ipv4: 155706416 dns-tcp-queries-received-ipv6: 11983210 dns-udp-responses-sent-ipv4: 3454548770 dns-udp-responses-sent-ipv6: 390770916 dns-tcp-responses-sent-ipv4: 156368951 dns-tcp-responses-sent-ipv6: 12113233