--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2022-01-18T00:00:00Z dns-udp-queries-received-ipv4: 3077143121 dns-udp-queries-received-ipv6: 636544288 dns-tcp-queries-received-ipv4: 62918463 dns-tcp-queries-received-ipv6: 28746624 dns-udp-responses-sent-ipv4: 3071668696 dns-udp-responses-sent-ipv6: 636437329 dns-tcp-responses-sent-ipv4: 64493782 dns-tcp-responses-sent-ipv6: 29779075