--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-08-30T00:00:00Z dns-udp-queries-received-ipv4: 3376269718 dns-udp-queries-received-ipv6: 503182576 dns-tcp-queries-received-ipv4: 129356558 dns-tcp-queries-received-ipv6: 68407568 dns-udp-responses-sent-ipv4: 3365519852 dns-udp-responses-sent-ipv6: 503089967 dns-tcp-responses-sent-ipv4: 133205237 dns-tcp-responses-sent-ipv6: 70785678