--- version: rssac002v3 service: d.root-servers.net start-period: '2016-12-28T00:00:00Z' end-period: '2016-12-28T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3948392356 dns-udp-queries-received-ipv6: 659083860 dns-tcp-queries-received-ipv4: 65358258 dns-tcp-queries-received-ipv6: 6572596 dns-udp-responses-sent-ipv4: 3939199528 dns-udp-responses-sent-ipv6: 658821626 dns-tcp-responses-sent-ipv4: 65264935 dns-tcp-responses-sent-ipv6: 6572429