--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-11-28T00:00:00Z dns-udp-queries-received-ipv4: 2575847209 dns-udp-queries-received-ipv6: 545917747 dns-tcp-queries-received-ipv4: 53133952 dns-tcp-queries-received-ipv6: 28066626 dns-udp-responses-sent-ipv4: 2573032350 dns-udp-responses-sent-ipv6: 545838942 dns-tcp-responses-sent-ipv4: 54735105 dns-tcp-responses-sent-ipv6: 28931220