--- service: h.root-servers.net metric: traffic-volume start-period: '2015-11-24T00:00:00Z' end-period: '2015-11-24T23:59:59Z' dns-udp-queries-received-ipv4: 2380837979 dns-udp-queries-received-ipv6: 214576388 dns-tcp-queries-received-ipv4: 423099 dns-tcp-queries-received-ipv6: 311496 dns-udp-responses-sent-ipv4: 2187284286 dns-udp-responses-sent-ipv6: 214241833 dns-tcp-responses-sent-ipv4: 279480 dns-tcp-responses-sent-ipv6: 274448