--- version: rssac002v3 service: a.root-servers.net start-period: '2020-07-02T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7978614259 dns-udp-queries-received-ipv6: 1606107456 dns-tcp-queries-received-ipv4: 223551440 dns-tcp-queries-received-ipv6: 86635725 dns-udp-responses-sent-ipv4: 7757924397 dns-udp-responses-sent-ipv6: 1604066357 dns-tcp-responses-sent-ipv4: 206519150 dns-tcp-responses-sent-ipv6: 86956973