--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-09-08T00:00:00Z' dns-udp-queries-received-ipv4: 2948405900 dns-udp-queries-received-ipv6: 686525989 dns-tcp-queries-received-ipv4: 70761931 dns-tcp-queries-received-ipv6: 16776773 dns-udp-responses-sent-ipv4: 2895701659 dns-udp-responses-sent-ipv6: 686366160 dns-tcp-responses-sent-ipv4: 45932741 dns-tcp-responses-sent-ipv6: 11678140