--- version: rssac002v3 service: d.root-servers.net start-period: '2018-06-23T00:00:00Z' end-period: '2018-06-23T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4637800246 dns-udp-queries-received-ipv6: 522975028 dns-tcp-queries-received-ipv4: 178623655 dns-tcp-queries-received-ipv6: 15932322 dns-udp-responses-sent-ipv4: 4638614644 dns-udp-responses-sent-ipv6: 522695014 dns-tcp-responses-sent-ipv4: 178581212 dns-tcp-responses-sent-ipv6: 15930905