--- version: rssac002v3 service: a.root-servers.net start-period: '2017-10-06T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3602873854 dns-udp-queries-received-ipv6: 431987181 dns-tcp-queries-received-ipv4: 125997152 dns-tcp-queries-received-ipv6: 11497857 dns-udp-responses-sent-ipv4: 3601402276 dns-udp-responses-sent-ipv6: 431991255 dns-tcp-responses-sent-ipv4: 126175220 dns-tcp-responses-sent-ipv6: 11609675