--- service: h.root-servers.net metric: traffic-volume start-period: '2016-06-13T00:00:00Z' end-period: '2016-06-13T23:59:59Z' dns-udp-queries-received-ipv4: 2577073996 dns-udp-queries-received-ipv6: 338185576 dns-tcp-queries-received-ipv4: 359027 dns-tcp-queries-received-ipv6: 559169 dns-udp-responses-sent-ipv4: 2533067709 dns-udp-responses-sent-ipv6: 338169614 dns-tcp-responses-sent-ipv4: 71522 dns-tcp-responses-sent-ipv6: 537855