--- version: rssac002v3 service: d.root-servers.net start-period: '2019-07-16T00:00:00Z' end-period: '2019-07-16T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7862891704 dns-udp-queries-received-ipv6: 1836525745 dns-tcp-queries-received-ipv4: 408391487 dns-tcp-queries-received-ipv6: 77099413 dns-udp-responses-sent-ipv4: 7862850059 dns-udp-responses-sent-ipv6: 1835830765 dns-tcp-responses-sent-ipv4: 408097288 dns-tcp-responses-sent-ipv6: 76077018