--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2016-11-27T00:00:00Z' dns-udp-queries-received-ipv4: 2023762810 dns-udp-queries-received-ipv6: 502819085 dns-tcp-queries-received-ipv4: 458489 dns-tcp-queries-received-ipv6: 4384342 dns-udp-responses-sent-ipv4: 1988364864 dns-udp-responses-sent-ipv6: 503155302 dns-tcp-responses-sent-ipv4: 227802 dns-tcp-responses-sent-ipv6: 4071863