--- version: rssac002v3 service: d.root-servers.net start-period: '2018-05-07T00:00:00Z' end-period: '2018-05-07T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3902105077 dns-udp-queries-received-ipv6: 604022668 dns-tcp-queries-received-ipv4: 103111463 dns-tcp-queries-received-ipv6: 15445322 dns-udp-responses-sent-ipv4: 3901406509 dns-udp-responses-sent-ipv6: 603946280 dns-tcp-responses-sent-ipv4: 103074540 dns-tcp-responses-sent-ipv6: 15442383