--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-02-25T00:00:00Z dns-udp-queries-received-ipv4: 3769562093 dns-udp-queries-received-ipv6: 1040471673 dns-tcp-queries-received-ipv4: 111754102 dns-tcp-queries-received-ipv6: 88894873 dns-udp-responses-sent-ipv4: 3763386208 dns-udp-responses-sent-ipv6: 1040293792 dns-tcp-responses-sent-ipv4: 92422458 dns-tcp-responses-sent-ipv6: 90537434