--- version: rssac002v3 service: a.root-servers.net start-period: '2020-07-23T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8096368012 dns-udp-queries-received-ipv6: 1619956775 dns-tcp-queries-received-ipv4: 255780040 dns-tcp-queries-received-ipv6: 76810567 dns-udp-responses-sent-ipv4: 7858732205 dns-udp-responses-sent-ipv6: 1617366853 dns-tcp-responses-sent-ipv4: 243036593 dns-tcp-responses-sent-ipv6: 77302682