--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-08-04T00:00:00Z' dns-udp-queries-received-ipv4: 2741088097 dns-udp-queries-received-ipv6: 692346294 dns-tcp-queries-received-ipv4: 57426988 dns-tcp-queries-received-ipv6: 15113954 dns-udp-responses-sent-ipv4: 2695274677 dns-udp-responses-sent-ipv6: 692367248 dns-tcp-responses-sent-ipv4: 40239779 dns-tcp-responses-sent-ipv6: 10845003