--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-03-11T00:00:00Z' dns-udp-queries-received-ipv4: 1985652198 dns-udp-queries-received-ipv6: 493017709 dns-tcp-queries-received-ipv4: 1354224 dns-tcp-queries-received-ipv6: 3951845 dns-udp-responses-sent-ipv4: 1980921041 dns-udp-responses-sent-ipv6: 493443662 dns-tcp-responses-sent-ipv4: 294065 dns-tcp-responses-sent-ipv6: 3628437