--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-01-09T00:00:00Z' dns-udp-queries-received-ipv4: 1628182579 dns-udp-queries-received-ipv6: 291057151 dns-tcp-queries-received-ipv4: 48554440 dns-tcp-queries-received-ipv6: 9931036 dns-udp-responses-sent-ipv4: 1620908575 dns-udp-responses-sent-ipv6: 291023566 dns-tcp-responses-sent-ipv4: 55159807 dns-tcp-responses-sent-ipv6: 9548789