--- version: rssac002v3 service: a.root-servers.net start-period: '2019-10-23T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6654558181 dns-udp-queries-received-ipv6: 1460287089 dns-tcp-queries-received-ipv4: 195478617 dns-tcp-queries-received-ipv6: 45955107 dns-udp-responses-sent-ipv4: 6482042076 dns-udp-responses-sent-ipv6: 1459337144 dns-tcp-responses-sent-ipv4: 191121602 dns-tcp-responses-sent-ipv6: 46236843