--- version: rssac002v3 service: a.root-servers.net start-period: '2017-09-23T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5455858270 dns-udp-queries-received-ipv6: 412919433 dns-tcp-queries-received-ipv4: 121602180 dns-tcp-queries-received-ipv6: 10795812 dns-udp-responses-sent-ipv4: 5452528371 dns-udp-responses-sent-ipv6: 412906342 dns-tcp-responses-sent-ipv4: 121312123 dns-tcp-responses-sent-ipv6: 10947297