--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2016-12-30T00:00:00Z' dns-udp-queries-received-ipv4: 2035558440 dns-udp-queries-received-ipv6: 537933993 dns-tcp-queries-received-ipv4: 992812 dns-tcp-queries-received-ipv6: 4512438 dns-udp-responses-sent-ipv4: 2032662276 dns-udp-responses-sent-ipv6: 538375497 dns-tcp-responses-sent-ipv4: 299194 dns-tcp-responses-sent-ipv6: 4087305