--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-05-26T00:00:00Z dns-udp-queries-received-ipv4: 4352978369 dns-udp-queries-received-ipv6: 457716199 dns-tcp-queries-received-ipv4: 128692417 dns-tcp-queries-received-ipv6: 69517513 dns-udp-responses-sent-ipv4: 4348953237 dns-udp-responses-sent-ipv6: 457676437 dns-tcp-responses-sent-ipv4: 131838878 dns-tcp-responses-sent-ipv6: 71522284