--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-09-30T00:00:00Z' dns-udp-queries-received-ipv4: 3172207945 dns-udp-queries-received-ipv6: 658369296 dns-tcp-queries-received-ipv4: 75731161 dns-tcp-queries-received-ipv6: 21332329 dns-udp-responses-sent-ipv4: 3105514759 dns-udp-responses-sent-ipv6: 657679130 dns-tcp-responses-sent-ipv4: 43422819 dns-tcp-responses-sent-ipv6: 12015449