--- version: rssac002v3 service: d.root-servers.net start-period: '2020-02-21T00:00:00Z' end-period: '2020-02-21T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9970808610 dns-udp-queries-received-ipv6: 2083709423 dns-tcp-queries-received-ipv4: 819396800 dns-tcp-queries-received-ipv6: 100513704 dns-udp-responses-sent-ipv4: 9970792131 dns-udp-responses-sent-ipv6: 2083668331 dns-tcp-responses-sent-ipv4: 818911919 dns-tcp-responses-sent-ipv6: 100402155