--- version: rssac002v3 service: d.root-servers.net start-period: '2019-12-04T00:00:00Z' end-period: '2019-12-04T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8506419622 dns-udp-queries-received-ipv6: 1572995326 dns-tcp-queries-received-ipv4: 645520261 dns-tcp-queries-received-ipv6: 111489842 dns-udp-responses-sent-ipv4: 8506530067 dns-udp-responses-sent-ipv6: 1572955816 dns-tcp-responses-sent-ipv4: 645270735 dns-tcp-responses-sent-ipv6: 102647253