--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-02-12T00:00:00Z' dns-udp-queries-received-ipv4: 1391009658 dns-udp-queries-received-ipv6: 287780587 dns-tcp-queries-received-ipv4: 48000815 dns-tcp-queries-received-ipv6: 10517699 dns-udp-responses-sent-ipv4: 1387925338 dns-udp-responses-sent-ipv6: 287764127 dns-tcp-responses-sent-ipv4: 54008897 dns-tcp-responses-sent-ipv6: 10239835