--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-10-14T00:00:00Z dns-udp-queries-received-ipv4: 3164040767 dns-udp-queries-received-ipv6: 512805122 dns-tcp-queries-received-ipv4: 94761222 dns-tcp-queries-received-ipv6: 44051705 dns-udp-responses-sent-ipv4: 3161350604 dns-udp-responses-sent-ipv6: 512756278 dns-tcp-responses-sent-ipv4: 96659663 dns-tcp-responses-sent-ipv6: 44741399