--- version: rssac002v3 service: a.root-servers.net start-period: '2020-12-14T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7181481930 dns-udp-queries-received-ipv6: 1452177150 dns-tcp-queries-received-ipv4: 302538347 dns-tcp-queries-received-ipv6: 111660837 dns-udp-responses-sent-ipv4: 6999689891 dns-udp-responses-sent-ipv6: 1450605414 dns-tcp-responses-sent-ipv4: 289830234 dns-tcp-responses-sent-ipv6: 111991838