--- version: rssac002v3 service: a.root-servers.net start-period: '2020-09-02T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7864572470 dns-udp-queries-received-ipv6: 1503086880 dns-tcp-queries-received-ipv4: 264315790 dns-tcp-queries-received-ipv6: 95917600 dns-udp-responses-sent-ipv4: 7620943240 dns-udp-responses-sent-ipv6: 1501084390 dns-tcp-responses-sent-ipv4: 247078383 dns-tcp-responses-sent-ipv6: 96577108