--- version: rssac002v3 service: d.root-servers.net start-period: '2018-05-02T00:00:00Z' end-period: '2018-05-02T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3924555553 dns-udp-queries-received-ipv6: 644115718 dns-tcp-queries-received-ipv4: 103552926 dns-tcp-queries-received-ipv6: 15264958 dns-udp-responses-sent-ipv4: 3924139723 dns-udp-responses-sent-ipv6: 644056918 dns-tcp-responses-sent-ipv4: 103522394 dns-tcp-responses-sent-ipv6: 15260527