--- version: rssac002v3 service: a.root-servers.net start-period: '2020-06-26T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8039646123 dns-udp-queries-received-ipv6: 1603002878 dns-tcp-queries-received-ipv4: 225872580 dns-tcp-queries-received-ipv6: 84652713 dns-udp-responses-sent-ipv4: 7823376396 dns-udp-responses-sent-ipv6: 1600938778 dns-tcp-responses-sent-ipv4: 212535333 dns-tcp-responses-sent-ipv6: 84942739