--- version: rssac002v3 service: a.root-servers.net start-period: '2017-10-03T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3576655970 dns-udp-queries-received-ipv6: 412668831 dns-tcp-queries-received-ipv4: 137405943 dns-tcp-queries-received-ipv6: 11816714 dns-udp-responses-sent-ipv4: 3571536542 dns-udp-responses-sent-ipv6: 412653608 dns-tcp-responses-sent-ipv4: 137215642 dns-tcp-responses-sent-ipv6: 11930508