--- version: rssac002v3 service: a.root-servers.net start-period: '2020-03-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8993779893 dns-udp-queries-received-ipv6: 1653778773 dns-tcp-queries-received-ipv4: 357483544 dns-tcp-queries-received-ipv6: 143725248 dns-udp-responses-sent-ipv4: 8723360538 dns-udp-responses-sent-ipv6: 1641347161 dns-tcp-responses-sent-ipv4: 353899855 dns-tcp-responses-sent-ipv6: 143880849