--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-12-16T00:00:00Z' dns-udp-queries-received-ipv4: 1668365415 dns-udp-queries-received-ipv6: 264915820 dns-tcp-queries-received-ipv4: 41116889 dns-tcp-queries-received-ipv6: 9414806 dns-udp-responses-sent-ipv4: 1665088559 dns-udp-responses-sent-ipv6: 264895849 dns-tcp-responses-sent-ipv4: 43058818 dns-tcp-responses-sent-ipv6: 9061514