--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2020-12-20T00:00:00Z dns-udp-queries-received-ipv4: 3864817187 dns-udp-queries-received-ipv6: 870777271 dns-tcp-queries-received-ipv4: 126017941 dns-tcp-queries-received-ipv6: 64173899 dns-udp-responses-sent-ipv4: 3844218531 dns-udp-responses-sent-ipv6: 870629048 dns-tcp-responses-sent-ipv4: 102730744 dns-tcp-responses-sent-ipv6: 65766082