--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-11-30T00:00:00Z' dns-udp-queries-received-ipv4: 1964456831 dns-udp-queries-received-ipv6: 410338441 dns-tcp-queries-received-ipv4: 44923356 dns-tcp-queries-received-ipv6: 16333818 dns-udp-responses-sent-ipv4: 1963439145 dns-udp-responses-sent-ipv6: 409790388 dns-tcp-responses-sent-ipv4: 42524762 dns-tcp-responses-sent-ipv6: 15524654