--- version: rssac002v3 service: a.root-servers.net start-period: '2020-02-26T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7295983559 dns-udp-queries-received-ipv6: 1405533931 dns-tcp-queries-received-ipv4: 290684705 dns-tcp-queries-received-ipv6: 80544349 dns-udp-responses-sent-ipv4: 6986433308 dns-udp-responses-sent-ipv6: 1316386522 dns-tcp-responses-sent-ipv4: 279934149 dns-tcp-responses-sent-ipv6: 79985954