--- version: rssac002v3 service: a.root-servers.net start-period: '2020-01-24T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7401133751 dns-udp-queries-received-ipv6: 1065897346 dns-tcp-queries-received-ipv4: 262271553 dns-tcp-queries-received-ipv6: 70916606 dns-udp-responses-sent-ipv4: 7187940851 dns-udp-responses-sent-ipv6: 1058537119 dns-tcp-responses-sent-ipv4: 245854666 dns-tcp-responses-sent-ipv6: 70813840