--- version: rssac002v3 service: d.root-servers.net start-period: '2017-12-24T00:00:00Z' end-period: '2017-12-24T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3640416213 dns-udp-queries-received-ipv6: 503566980 dns-tcp-queries-received-ipv4: 90859681 dns-tcp-queries-received-ipv6: 11213194 dns-udp-responses-sent-ipv4: 3639669876 dns-udp-responses-sent-ipv6: 503377824 dns-tcp-responses-sent-ipv4: 90243649 dns-tcp-responses-sent-ipv6: 11212189