--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-07-17T00:00:00Z' dns-udp-queries-received-ipv4: 1577586959 dns-udp-queries-received-ipv6: 287378997 dns-tcp-queries-received-ipv4: 48387765 dns-tcp-queries-received-ipv6: 10785975 dns-udp-responses-sent-ipv4: 1573625305 dns-udp-responses-sent-ipv6: 283995462 dns-tcp-responses-sent-ipv4: 47178835 dns-tcp-responses-sent-ipv6: 10531618