--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-06-11T00:00:00Z' dns-udp-queries-received-ipv4: 1814531956 dns-udp-queries-received-ipv6: 331152787 dns-tcp-queries-received-ipv4: 45786623 dns-tcp-queries-received-ipv6: 11415359 dns-udp-responses-sent-ipv4: 1811433731 dns-udp-responses-sent-ipv6: 331127565 dns-tcp-responses-sent-ipv4: 44798428 dns-tcp-responses-sent-ipv6: 11212350