--- version: rssac002v3 service: a.root-servers.net start-period: '2020-03-10T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8496997418 dns-udp-queries-received-ipv6: 1252991420 dns-tcp-queries-received-ipv4: 335319476 dns-tcp-queries-received-ipv6: 79913580 dns-udp-responses-sent-ipv4: 8246836956 dns-udp-responses-sent-ipv6: 1248893327 dns-tcp-responses-sent-ipv4: 329193102 dns-tcp-responses-sent-ipv6: 80322321