--- version: rssac002v3 service: d.root-servers.net start-period: '2018-09-04T00:00:00Z' end-period: '2018-09-04T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4871232416 dns-udp-queries-received-ipv6: 736593047 dns-tcp-queries-received-ipv4: 199707241 dns-tcp-queries-received-ipv6: 24559778 dns-udp-responses-sent-ipv4: 4871398251 dns-udp-responses-sent-ipv6: 736473482 dns-tcp-responses-sent-ipv4: 199641253 dns-tcp-responses-sent-ipv6: 24551798