--- version: rssac002v3 service: a.root-servers.net start-period: '2017-07-24T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3670523988 dns-udp-queries-received-ipv6: 374845772 dns-tcp-queries-received-ipv4: 159370174 dns-tcp-queries-received-ipv6: 9354563 dns-udp-responses-sent-ipv4: 3665916079 dns-udp-responses-sent-ipv6: 374813698 dns-tcp-responses-sent-ipv4: 159480075 dns-tcp-responses-sent-ipv6: 9418223