--- version: rssac002v3 service: a.root-servers.net start-period: '2017-10-09T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3647435934 dns-udp-queries-received-ipv6: 418997297 dns-tcp-queries-received-ipv4: 128746103 dns-tcp-queries-received-ipv6: 11861422 dns-udp-responses-sent-ipv4: 3646652557 dns-udp-responses-sent-ipv6: 418970729 dns-tcp-responses-sent-ipv4: 128903065 dns-tcp-responses-sent-ipv6: 11971367