--- version: rssac002v3 service: d.root-servers.net start-period: '2019-02-13T00:00:00Z' end-period: '2019-02-13T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7397085332 dns-udp-queries-received-ipv6: 1766823733 dns-tcp-queries-received-ipv4: 417300716 dns-tcp-queries-received-ipv6: 42116232 dns-udp-responses-sent-ipv4: 7397036465 dns-udp-responses-sent-ipv6: 1766721303 dns-tcp-responses-sent-ipv4: 416598707 dns-tcp-responses-sent-ipv6: 42059136