--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2016-12-27T00:00:00Z' dns-udp-queries-received-ipv4: 1964891278 dns-udp-queries-received-ipv6: 531802281 dns-tcp-queries-received-ipv4: 746011 dns-tcp-queries-received-ipv6: 4583847 dns-udp-responses-sent-ipv4: 1963245939 dns-udp-responses-sent-ipv6: 532234423 dns-tcp-responses-sent-ipv4: 290849 dns-tcp-responses-sent-ipv6: 4183027