--- service: d.root-servers.net start-period: '2015-11-02T00:00:00Z' end-period: '2015-11-02T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3236813374 dns-udp-queries-received-ipv6: 409902859 dns-tcp-queries-received-ipv4: 16962148 dns-tcp-queries-received-ipv6: 501633 dns-udp-responses-sent-ipv4: 3227912860 dns-udp-responses-sent-ipv6: 409594486 dns-tcp-responses-sent-ipv4: 16909036 dns-tcp-responses-sent-ipv6: 501433