--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-06-01T00:00:00Z' dns-udp-queries-received-ipv4: 1818118261 dns-udp-queries-received-ipv6: 331057121 dns-tcp-queries-received-ipv4: 1893693 dns-tcp-queries-received-ipv6: 6097889 dns-udp-responses-sent-ipv4: 1819968757 dns-udp-responses-sent-ipv6: 333003662 dns-tcp-responses-sent-ipv4: 2029257 dns-tcp-responses-sent-ipv6: 7030343