--- version: rssac002v3 service: d.root-servers.net start-period: '2018-04-05T00:00:00Z' end-period: '2018-04-05T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3825550784 dns-udp-queries-received-ipv6: 628546520 dns-tcp-queries-received-ipv4: 94725767 dns-tcp-queries-received-ipv6: 15067373 dns-udp-responses-sent-ipv4: 3824862487 dns-udp-responses-sent-ipv6: 628418433 dns-tcp-responses-sent-ipv4: 94685871 dns-tcp-responses-sent-ipv6: 15065558