--- version: rssac002v3 service: a.root-servers.net start-period: '2019-10-26T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6110411384 dns-udp-queries-received-ipv6: 1402398767 dns-tcp-queries-received-ipv4: 188710192 dns-tcp-queries-received-ipv6: 45863294 dns-udp-responses-sent-ipv4: 5960249947 dns-udp-responses-sent-ipv6: 1401794767 dns-tcp-responses-sent-ipv4: 184320099 dns-tcp-responses-sent-ipv6: 46111239