--- version: rssac002v3 service: a.root-servers.net start-period: '2020-05-08T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8203841827 dns-udp-queries-received-ipv6: 1414760375 dns-tcp-queries-received-ipv4: 311741591 dns-tcp-queries-received-ipv6: 105347288 dns-udp-responses-sent-ipv4: 7981820290 dns-udp-responses-sent-ipv6: 1412663128 dns-tcp-responses-sent-ipv4: 306174872 dns-tcp-responses-sent-ipv6: 105944501