--- service: h.root-servers.net metric: traffic-volume start-period: '2015-05-10T00:00:00Z' end-period: '2015-05-10T23:59:59Z' dns-udp-queries-received-ipv4: 889522446 dns-udp-queries-received-ipv6: 89037578 dns-tcp-queries-received-ipv4: 152168 dns-tcp-queries-received-ipv6: 56510 dns-udp-responses-sent-ipv4: 819290147 dns-udp-responses-sent-ipv6: 81876192 dns-tcp-responses-sent-ipv4: 50630 dns-tcp-responses-sent-ipv6: 37462