--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-01-06T00:00:00Z' dns-udp-queries-received-ipv4: 2076144912 dns-udp-queries-received-ipv6: 525767904 dns-tcp-queries-received-ipv4: 1267482 dns-tcp-queries-received-ipv6: 4003667 dns-udp-responses-sent-ipv4: 2110976695 dns-udp-responses-sent-ipv6: 531730119 dns-tcp-responses-sent-ipv4: 744430 dns-tcp-responses-sent-ipv6: 3607194