--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-01-22T00:00:00Z dns-udp-queries-received-ipv4: 4092015626 dns-udp-queries-received-ipv6: 904005299 dns-tcp-queries-received-ipv4: 124879263 dns-tcp-queries-received-ipv6: 78024316 dns-udp-responses-sent-ipv4: 4083320999 dns-udp-responses-sent-ipv6: 903860594 dns-tcp-responses-sent-ipv4: 100715095 dns-tcp-responses-sent-ipv6: 80081014