--- version: rssac002v3 service: a.root-servers.net start-period: '2017-08-06T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3038058000 dns-udp-queries-received-ipv6: 343429903 dns-tcp-queries-received-ipv4: 147282422 dns-tcp-queries-received-ipv6: 10032630 dns-udp-responses-sent-ipv4: 3036632173 dns-udp-responses-sent-ipv6: 343384649 dns-tcp-responses-sent-ipv4: 147219078 dns-tcp-responses-sent-ipv6: 10057481