--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-10-23T00:00:00Z' dns-udp-queries-received-ipv4: 2105774495 dns-udp-queries-received-ipv6: 367411866 dns-tcp-queries-received-ipv4: 40480549 dns-tcp-queries-received-ipv6: 14265364 dns-udp-responses-sent-ipv4: 2083682363 dns-udp-responses-sent-ipv6: 366958613 dns-tcp-responses-sent-ipv4: 38237229 dns-tcp-responses-sent-ipv6: 13541214