--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-09-25T00:00:00Z dns-udp-queries-received-ipv4: 2911810411 dns-udp-queries-received-ipv6: 455561277 dns-tcp-queries-received-ipv4: 111115777 dns-tcp-queries-received-ipv6: 57514944 dns-udp-responses-sent-ipv4: 2908975414 dns-udp-responses-sent-ipv6: 455521349 dns-tcp-responses-sent-ipv4: 114329134 dns-tcp-responses-sent-ipv6: 59284567