--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-12-03T00:00:00Z' dns-udp-queries-received-ipv4: 1853912712 dns-udp-queries-received-ipv6: 233120321 dns-tcp-queries-received-ipv4: 1903001 dns-tcp-queries-received-ipv6: 7783178 dns-udp-responses-sent-ipv4: 1847375792 dns-udp-responses-sent-ipv6: 233342921 dns-tcp-responses-sent-ipv4: 2199312 dns-tcp-responses-sent-ipv6: 7257718