--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2016-12-17T00:00:00Z' dns-udp-queries-received-ipv4: 1969085196 dns-udp-queries-received-ipv6: 530201941 dns-tcp-queries-received-ipv4: 779899 dns-tcp-queries-received-ipv6: 4699490 dns-udp-responses-sent-ipv4: 1966611724 dns-udp-responses-sent-ipv6: 530779957 dns-tcp-responses-sent-ipv4: 341220 dns-tcp-responses-sent-ipv6: 4266317