--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-02-12T00:00:00Z dns-udp-queries-received-ipv4: 3812726950 dns-udp-queries-received-ipv6: 881003200 dns-tcp-queries-received-ipv4: 111294176 dns-tcp-queries-received-ipv6: 69361184 dns-udp-responses-sent-ipv4: 3803990681 dns-udp-responses-sent-ipv6: 880869586 dns-tcp-responses-sent-ipv4: 89660306 dns-tcp-responses-sent-ipv6: 71187805