--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-10-21T00:00:00Z' dns-udp-queries-received-ipv4: 3577291927 dns-udp-queries-received-ipv6: 744405078 dns-tcp-queries-received-ipv4: 63410539 dns-tcp-queries-received-ipv6: 23242395 dns-udp-responses-sent-ipv4: 3205223204 dns-udp-responses-sent-ipv6: 746604086 dns-tcp-responses-sent-ipv4: 45177912 dns-tcp-responses-sent-ipv6: 16518277