--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-11-22T00:00:00Z dns-udp-queries-received-ipv4: 2866018863 dns-udp-queries-received-ipv6: 642276949 dns-tcp-queries-received-ipv4: 57394915 dns-tcp-queries-received-ipv6: 25745210 dns-udp-responses-sent-ipv4: 2862861489 dns-udp-responses-sent-ipv6: 642161813 dns-tcp-responses-sent-ipv4: 58608426 dns-tcp-responses-sent-ipv6: 26437404