--- service: h.root-servers.net metric: traffic-volume start-period: '2015-06-26T00:00:00Z' end-period: '2015-06-26T23:59:59Z' dns-udp-queries-received-ipv4: 855590834 dns-udp-queries-received-ipv6: 83925254 dns-tcp-queries-received-ipv4: 142201 dns-tcp-queries-received-ipv6: 40899 dns-udp-responses-sent-ipv4: 797669197 dns-udp-responses-sent-ipv6: 77412227 dns-tcp-responses-sent-ipv4: 64454 dns-tcp-responses-sent-ipv6: 25419