--- version: rssac002v3 service: d.root-servers.net start-period: '2019-03-01T00:00:00Z' end-period: '2019-03-01T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7487630053 dns-udp-queries-received-ipv6: 1653602022 dns-tcp-queries-received-ipv4: 415973809 dns-tcp-queries-received-ipv6: 44035686 dns-udp-responses-sent-ipv4: 7487609655 dns-udp-responses-sent-ipv6: 1653407309 dns-tcp-responses-sent-ipv4: 415006166 dns-tcp-responses-sent-ipv6: 44005947