--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-01-13T00:00:00Z' dns-udp-queries-received-ipv4: 2156339383 dns-udp-queries-received-ipv6: 529000362 dns-tcp-queries-received-ipv4: 994036 dns-tcp-queries-received-ipv6: 4746179 dns-udp-responses-sent-ipv4: 2154258801 dns-udp-responses-sent-ipv6: 529886980 dns-tcp-responses-sent-ipv4: 412498 dns-tcp-responses-sent-ipv6: 4102209