--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2020-12-22T00:00:00Z dns-udp-queries-received-ipv4: 4094388431 dns-udp-queries-received-ipv6: 905481404 dns-tcp-queries-received-ipv4: 131636235 dns-tcp-queries-received-ipv6: 68801895 dns-udp-responses-sent-ipv4: 4071112557 dns-udp-responses-sent-ipv6: 905322751 dns-tcp-responses-sent-ipv4: 106767142 dns-tcp-responses-sent-ipv6: 70378428