--- service: h.root-servers.net metric: traffic-volume start-period: '2015-05-26T00:00:00Z' end-period: '2015-05-26T23:59:59Z' dns-udp-queries-received-ipv4: 827681348 dns-udp-queries-received-ipv6: 73066167 dns-tcp-queries-received-ipv4: 120148 dns-tcp-queries-received-ipv6: 39291 dns-udp-responses-sent-ipv4: 747026806 dns-udp-responses-sent-ipv6: 66541334 dns-tcp-responses-sent-ipv4: 46085 dns-tcp-responses-sent-ipv6: 25796