--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-09-01T00:00:00Z' dns-udp-queries-received-ipv4: 2860662349 dns-udp-queries-received-ipv6: 680718068 dns-tcp-queries-received-ipv4: 68350434 dns-tcp-queries-received-ipv6: 15325587 dns-udp-responses-sent-ipv4: 2784353340 dns-udp-responses-sent-ipv6: 680197178 dns-tcp-responses-sent-ipv4: 37653432 dns-tcp-responses-sent-ipv6: 9379955