--- service: i.root-servers.net start-period: '2014-10-24T00:00:00Z' end-period: '2014-10-25T00:00:01Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4625854491 dns-udp-queries-received-ipv6: 291947282 dns-tcp-queries-received-ipv4: 24683507 dns-tcp-queries-received-ipv6: 510977 dns-udp-responses-sent-ipv4: 4564494375 dns-udp-responses-sent-ipv6: 295738663 dns-tcp-responses-sent-ipv4: 23532717 dns-tcp-responses-sent-ipv6: 492452