--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-10-13T00:00:00Z dns-udp-queries-received-ipv4: 3211170484 dns-udp-queries-received-ipv6: 505148898 dns-tcp-queries-received-ipv4: 93277542 dns-tcp-queries-received-ipv6: 44964431 dns-udp-responses-sent-ipv4: 3208199971 dns-udp-responses-sent-ipv6: 505101144 dns-tcp-responses-sent-ipv4: 95086249 dns-tcp-responses-sent-ipv6: 45677680