--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-03-03T00:00:00Z dns-udp-queries-received-ipv4: 3768641680 dns-udp-queries-received-ipv6: 996002278 dns-tcp-queries-received-ipv4: 110155152 dns-tcp-queries-received-ipv6: 66636791 dns-udp-responses-sent-ipv4: 3761131216 dns-udp-responses-sent-ipv6: 995825168 dns-tcp-responses-sent-ipv4: 91753144 dns-tcp-responses-sent-ipv6: 68631641