--- service: h.root-servers.net metric: traffic-volume start-period: '2016-05-30T00:00:00Z' end-period: '2016-05-30T23:59:59Z' dns-udp-queries-received-ipv4: 3571681629 dns-udp-queries-received-ipv6: 320937740 dns-tcp-queries-received-ipv4: 363891 dns-tcp-queries-received-ipv6: 590265 dns-udp-responses-sent-ipv4: 3501197420 dns-udp-responses-sent-ipv6: 320909444 dns-tcp-responses-sent-ipv4: 98592 dns-tcp-responses-sent-ipv6: 551953