--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-03-16T00:00:00Z dns-udp-queries-received-ipv4: 3913733188 dns-udp-queries-received-ipv6: 1041897308 dns-tcp-queries-received-ipv4: 109715818 dns-tcp-queries-received-ipv6: 59933517 dns-udp-responses-sent-ipv4: 3907687094 dns-udp-responses-sent-ipv6: 1041702672 dns-tcp-responses-sent-ipv4: 90287406 dns-tcp-responses-sent-ipv6: 61833796