--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-02-10T00:00:00Z dns-udp-queries-received-ipv4: 3761859898 dns-udp-queries-received-ipv6: 975672598 dns-tcp-queries-received-ipv4: 110965585 dns-tcp-queries-received-ipv6: 72836575 dns-udp-responses-sent-ipv4: 3755101551 dns-udp-responses-sent-ipv6: 975550060 dns-tcp-responses-sent-ipv4: 90698220 dns-tcp-responses-sent-ipv6: 74673533