--- version: rssac002v3 service: a.root-servers.net start-period: '2020-09-08T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7907395446 dns-udp-queries-received-ipv6: 1592317993 dns-tcp-queries-received-ipv4: 273219389 dns-tcp-queries-received-ipv6: 98576522 dns-udp-responses-sent-ipv4: 7649677956 dns-udp-responses-sent-ipv6: 1590111785 dns-tcp-responses-sent-ipv4: 254053304 dns-tcp-responses-sent-ipv6: 99115821