--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-11-23T00:00:00Z dns-udp-queries-received-ipv4: 3029120904 dns-udp-queries-received-ipv6: 710052151 dns-tcp-queries-received-ipv4: 57959685 dns-tcp-queries-received-ipv6: 28375692 dns-udp-responses-sent-ipv4: 3026270893 dns-udp-responses-sent-ipv6: 709947676 dns-tcp-responses-sent-ipv4: 59299961 dns-tcp-responses-sent-ipv6: 29144109