--- version: rssac002v3 service: a.root-servers.net start-period: '2020-10-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8172330107 dns-udp-queries-received-ipv6: 1455911908 dns-tcp-queries-received-ipv4: 355982408 dns-tcp-queries-received-ipv6: 120202842 dns-udp-responses-sent-ipv4: 7932694545 dns-udp-responses-sent-ipv6: 1454004899 dns-tcp-responses-sent-ipv4: 330997934 dns-tcp-responses-sent-ipv6: 120816932