--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2016-10-21T00:00:00Z' dns-udp-queries-received-ipv4: 1905158501 dns-udp-queries-received-ipv6: 368533157 dns-tcp-queries-received-ipv4: 365976 dns-tcp-queries-received-ipv6: 4509094 dns-udp-responses-sent-ipv4: 1902529149 dns-udp-responses-sent-ipv6: 368598278 dns-tcp-responses-sent-ipv4: 179606 dns-tcp-responses-sent-ipv6: 4213022