--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-02-13T00:00:00Z' dns-udp-queries-received-ipv4: 1990960046 dns-udp-queries-received-ipv6: 523405937 dns-tcp-queries-received-ipv4: 1352289 dns-tcp-queries-received-ipv6: 5112286 dns-udp-responses-sent-ipv4: 1988338125 dns-udp-responses-sent-ipv6: 523831819 dns-tcp-responses-sent-ipv4: 313147 dns-tcp-responses-sent-ipv6: 4672295