--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-02-16T00:00:00Z' dns-udp-queries-received-ipv4: 1360683844 dns-udp-queries-received-ipv6: 283996338 dns-tcp-queries-received-ipv4: 46630290 dns-tcp-queries-received-ipv6: 10340721 dns-udp-responses-sent-ipv4: 1359217970 dns-udp-responses-sent-ipv6: 283977593 dns-tcp-responses-sent-ipv4: 51509086 dns-tcp-responses-sent-ipv6: 10050426