--- version: rssac002v3 service: a.root-servers.net start-period: '2020-05-14T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8473264781 dns-udp-queries-received-ipv6: 1803014460 dns-tcp-queries-received-ipv4: 289317689 dns-tcp-queries-received-ipv6: 121331571 dns-udp-responses-sent-ipv4: 8274394139 dns-udp-responses-sent-ipv6: 1794048981 dns-tcp-responses-sent-ipv4: 277888990 dns-tcp-responses-sent-ipv6: 119815745