--- version: rssac002v3 service: d.root-servers.net start-period: '2016-12-18T00:00:00Z' end-period: '2016-12-18T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3777130730 dns-udp-queries-received-ipv6: 668531182 dns-tcp-queries-received-ipv4: 62971298 dns-tcp-queries-received-ipv6: 6515846 dns-udp-responses-sent-ipv4: 3768529409 dns-udp-responses-sent-ipv6: 668288096 dns-tcp-responses-sent-ipv4: 62878871 dns-tcp-responses-sent-ipv6: 6515706