--- version: rssac002v3 service: a.root-servers.net start-period: '2017-08-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3205142554 dns-udp-queries-received-ipv6: 366892869 dns-tcp-queries-received-ipv4: 145066485 dns-tcp-queries-received-ipv6: 9879027 dns-udp-responses-sent-ipv4: 3203317692 dns-udp-responses-sent-ipv6: 366968470 dns-tcp-responses-sent-ipv4: 145120536 dns-tcp-responses-sent-ipv6: 9896345