--- version: rssac002v3 service: a.root-servers.net start-period: '2017-07-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4110423921 dns-udp-queries-received-ipv6: 395864782 dns-tcp-queries-received-ipv4: 156610097 dns-tcp-queries-received-ipv6: 9239940 dns-udp-responses-sent-ipv4: 4108735265 dns-udp-responses-sent-ipv6: 395835665 dns-tcp-responses-sent-ipv4: 156791011 dns-tcp-responses-sent-ipv6: 9336513