--- version: rssac002v3 service: d.root-servers.net start-period: '2018-07-26T00:00:00Z' end-period: '2018-07-26T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4925995808 dns-udp-queries-received-ipv6: 671097363 dns-tcp-queries-received-ipv4: 187576000 dns-tcp-queries-received-ipv6: 20176321 dns-udp-responses-sent-ipv4: 4926396589 dns-udp-responses-sent-ipv6: 670870201 dns-tcp-responses-sent-ipv4: 187538301 dns-tcp-responses-sent-ipv6: 20172647