--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-01-27T00:00:00Z' dns-udp-queries-received-ipv4: 1388645508 dns-udp-queries-received-ipv6: 303929341 dns-tcp-queries-received-ipv4: 44689262 dns-tcp-queries-received-ipv6: 9711603 dns-udp-responses-sent-ipv4: 1386962007 dns-udp-responses-sent-ipv6: 303912143 dns-tcp-responses-sent-ipv4: 50500661 dns-tcp-responses-sent-ipv6: 9477067