--- version: rssac002v3 service: a.root-servers.net start-period: '2017-08-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3092728630 dns-udp-queries-received-ipv6: 344673446 dns-tcp-queries-received-ipv4: 138788003 dns-tcp-queries-received-ipv6: 9887051 dns-udp-responses-sent-ipv4: 3091027227 dns-udp-responses-sent-ipv6: 344635371 dns-tcp-responses-sent-ipv4: 138771199 dns-tcp-responses-sent-ipv6: 9905645