--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-02-08T00:00:00Z' dns-udp-queries-received-ipv4: 1994620242 dns-udp-queries-received-ipv6: 536760445 dns-tcp-queries-received-ipv4: 1303963 dns-tcp-queries-received-ipv6: 5012400 dns-udp-responses-sent-ipv4: 1990868531 dns-udp-responses-sent-ipv6: 537201733 dns-tcp-responses-sent-ipv4: 326841 dns-tcp-responses-sent-ipv6: 4539849