--- version: rssac002v3 service: a.root-servers.net start-period: '2020-03-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7611892540 dns-udp-queries-received-ipv6: 1119353565 dns-tcp-queries-received-ipv4: 301364325 dns-tcp-queries-received-ipv6: 76199232 dns-udp-responses-sent-ipv4: 7384091347 dns-udp-responses-sent-ipv6: 1117838729 dns-tcp-responses-sent-ipv4: 295351458 dns-tcp-responses-sent-ipv6: 76393241