--- version: rssac002v3 service: a.root-servers.net start-period: '2020-07-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7565997316 dns-udp-queries-received-ipv6: 1449230153 dns-tcp-queries-received-ipv4: 245937440 dns-tcp-queries-received-ipv6: 70893573 dns-udp-responses-sent-ipv4: 7335710559 dns-udp-responses-sent-ipv6: 1447368016 dns-tcp-responses-sent-ipv4: 228694197 dns-tcp-responses-sent-ipv6: 71221598