--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-01-05T00:00:00Z' dns-udp-queries-received-ipv4: 2074455055 dns-udp-queries-received-ipv6: 532975940 dns-tcp-queries-received-ipv4: 991777 dns-tcp-queries-received-ipv6: 3976222 dns-udp-responses-sent-ipv4: 2071204205 dns-udp-responses-sent-ipv6: 533461396 dns-tcp-responses-sent-ipv4: 335779 dns-tcp-responses-sent-ipv6: 3612351