--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-06-21T00:00:00Z' dns-udp-queries-received-ipv4: 1652653106 dns-udp-queries-received-ipv6: 332880318 dns-tcp-queries-received-ipv4: 2432032 dns-tcp-queries-received-ipv6: 7261123 dns-udp-responses-sent-ipv4: 1646018122 dns-udp-responses-sent-ipv6: 332909631 dns-tcp-responses-sent-ipv4: 3071525 dns-tcp-responses-sent-ipv6: 7988997