--- service: i.root-servers.net start-period: '2016-03-02T00:00:00Z' end-period: '2016-03-02T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5081584930 dns-udp-queries-received-ipv6: 432471171 dns-tcp-queries-received-ipv4: 15962076 dns-tcp-queries-received-ipv6: 1169487 dns-udp-responses-sent-ipv4: 4996773136 dns-udp-responses-sent-ipv6: 432030891 dns-tcp-responses-sent-ipv4: 15552646 dns-tcp-responses-sent-ipv6: 1170061