--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-06-18T00:00:00Z' dns-udp-queries-received-ipv4: 1791674656 dns-udp-queries-received-ipv6: 316814006 dns-tcp-queries-received-ipv4: 43457413 dns-tcp-queries-received-ipv6: 10926367 dns-udp-responses-sent-ipv4: 1781358371 dns-udp-responses-sent-ipv6: 316798909 dns-tcp-responses-sent-ipv4: 41617178 dns-tcp-responses-sent-ipv6: 10551333